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Finding the Fourth Proportional to 5,002.56, 6,906.06 and 4,012.74

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Solution

The fourth proportional to 5,002.56, 6,906.06 and 4,012.74 is: 5,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002.56 : 6,906.06 = 4,012.74 : x
  2. Step 2: Convert to fraction form
    5,002.56/6,906.06 = 4,012.74/x
  3. Step 3: Cross multiply
    5,002.56x = 6,906.06 × 4,012.74
  4. Step 4: Simplify right side
    5,002.56x = 27,712,223.20
  5. Step 5: Solve for x
    x = 27,712,223.20/5,002.56
  6. Step 6: Final answer
    x = 5,539.61

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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.