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Finding the Fourth Proportional to 2,475.85, 3,713.68 and 627.03

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Solution

The fourth proportional to 2,475.85, 3,713.68 and 627.03 is: 940.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.85 : 3,713.68 = 627.03 : x
  2. Step 2: Convert to fraction form
    2,475.85/3,713.68 = 627.03/x
  3. Step 3: Cross multiply
    2,475.85x = 3,713.68 × 627.03
  4. Step 4: Simplify right side
    2,475.85x = 2,328,588.77
  5. Step 5: Solve for x
    x = 2,328,588.77/2,475.85
  6. Step 6: Final answer
    x = 940.52

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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.