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Finding the Fourth Proportional to 7,397.80, 11,092.95 and 2,465.71

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Solution

The fourth proportional to 7,397.80, 11,092.95 and 2,465.71 is: 3,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.80 : 11,092.95 = 2,465.71 : x
  2. Step 2: Convert to fraction form
    7,397.80/11,092.95 = 2,465.71/x
  3. Step 3: Cross multiply
    7,397.80x = 11,092.95 × 2,465.71
  4. Step 4: Simplify right side
    7,397.80x = 27,351,970.01
  5. Step 5: Solve for x
    x = 27,351,970.01/7,397.80
  6. Step 6: Final answer
    x = 3,697.31

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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.