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Finding the Fourth Proportional to 3,036.29, 4,554.41 and 845.01

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Solution

The fourth proportional to 3,036.29, 4,554.41 and 845.01 is: 1,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.29 : 4,554.41 = 845.01 : x
  2. Step 2: Convert to fraction form
    3,036.29/4,554.41 = 845.01/x
  3. Step 3: Cross multiply
    3,036.29x = 4,554.41 × 845.01
  4. Step 4: Simplify right side
    3,036.29x = 3,848,517.77
  5. Step 5: Solve for x
    x = 3,848,517.77/3,036.29
  6. Step 6: Final answer
    x = 1,267.51

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,037.29, 4,555.90 and 846.01
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.