Home / 3,036.55-4,554.83-845.28

Finding the Fourth Proportional to 3,036.55, 4,554.83 and 845.28

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Solution

The fourth proportional to 3,036.55, 4,554.83 and 845.28 is: 1,267.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.55 : 4,554.83 = 845.28 : x
  2. Step 2: Convert to fraction form
    3,036.55/4,554.83 = 845.28/x
  3. Step 3: Cross multiply
    3,036.55x = 4,554.83 × 845.28
  4. Step 4: Simplify right side
    3,036.55x = 3,850,102.48
  5. Step 5: Solve for x
    x = 3,850,102.48/3,036.55
  6. Step 6: Final answer
    x = 1,267.92

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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.