Home / 4,572.55-6,310.41-2,781.29

Finding the Fourth Proportional to 4,572.55, 6,310.41 and 2,781.29

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Solution

The fourth proportional to 4,572.55, 6,310.41 and 2,781.29 is: 3,838.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.55 : 6,310.41 = 2,781.29 : x
  2. Step 2: Convert to fraction form
    4,572.55/6,310.41 = 2,781.29/x
  3. Step 3: Cross multiply
    4,572.55x = 6,310.41 × 2,781.29
  4. Step 4: Simplify right side
    4,572.55x = 17,551,050.08
  5. Step 5: Solve for x
    x = 17,551,050.08/4,572.55
  6. Step 6: Final answer
    x = 3,838.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.