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Finding the Fourth Proportional to 9,299.61, 13,957.11 and 9,226.71

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Solution

The fourth proportional to 9,299.61, 13,957.11 and 9,226.71 is: 13,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.61 : 13,957.11 = 9,226.71 : x
  2. Step 2: Convert to fraction form
    9,299.61/13,957.11 = 9,226.71/x
  3. Step 3: Cross multiply
    9,299.61x = 13,957.11 × 9,226.71
  4. Step 4: Simplify right side
    9,299.61x = 128,778,206.41
  5. Step 5: Solve for x
    x = 128,778,206.41/9,299.61
  6. Step 6: Final answer
    x = 13,847.70

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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.