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Finding the Fourth Proportional to 3,036.26, 4,554.38 and 845.00

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Solution

The fourth proportional to 3,036.26, 4,554.38 and 845.00 is: 1,267.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.26 : 4,554.38 = 845.00 : x
  2. Step 2: Convert to fraction form
    3,036.26/4,554.38 = 845.00/x
  3. Step 3: Cross multiply
    3,036.26x = 4,554.38 × 845.00
  4. Step 4: Simplify right side
    3,036.26x = 3,848,424.10
  5. Step 5: Solve for x
    x = 3,848,424.10/3,036.26
  6. Step 6: Final answer
    x = 1,267.49

Related Problems

Find fourth proportional to 1,518.13, 2,277.19 and 422.50
Half scale
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Double scale
Find fourth proportional to 3,037.26, 4,555.87 and 846
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.