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Finding the Fourth Proportional to 6,340.68, 9,468.90 and 6,272.03

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Solution

The fourth proportional to 6,340.68, 9,468.90 and 6,272.03 is: 9,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.68 : 9,468.90 = 6,272.03 : x
  2. Step 2: Convert to fraction form
    6,340.68/9,468.90 = 6,272.03/x
  3. Step 3: Cross multiply
    6,340.68x = 9,468.90 × 6,272.03
  4. Step 4: Simplify right side
    6,340.68x = 59,389,248.54
  5. Step 5: Solve for x
    x = 59,389,248.54/6,340.68
  6. Step 6: Final answer
    x = 9,366.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.