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Finding the Fourth Proportional to 5,061.33, 6,985.02 and 2,937.45

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Solution

The fourth proportional to 5,061.33, 6,985.02 and 2,937.45 is: 4,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.33 : 6,985.02 = 2,937.45 : x
  2. Step 2: Convert to fraction form
    5,061.33/6,985.02 = 2,937.45/x
  3. Step 3: Cross multiply
    5,061.33x = 6,985.02 × 2,937.45
  4. Step 4: Simplify right side
    5,061.33x = 20,518,147.00
  5. Step 5: Solve for x
    x = 20,518,147.00/5,061.33
  6. Step 6: Final answer
    x = 4,053.90

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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.