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Finding the Fourth Proportional to 7,244.86, 9,997.36 and 4,411.92

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Solution

The fourth proportional to 7,244.86, 9,997.36 and 4,411.92 is: 6,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.86 : 9,997.36 = 4,411.92 : x
  2. Step 2: Convert to fraction form
    7,244.86/9,997.36 = 4,411.92/x
  3. Step 3: Cross multiply
    7,244.86x = 9,997.36 × 4,411.92
  4. Step 4: Simplify right side
    7,244.86x = 44,107,530.47
  5. Step 5: Solve for x
    x = 44,107,530.47/7,244.86
  6. Step 6: Final answer
    x = 6,088.11

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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.