Home / 10,491.54-14,476.62-6,242.73

Finding the Fourth Proportional to 10,491.54, 14,476.62 and 6,242.73

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Solution

The fourth proportional to 10,491.54, 14,476.62 and 6,242.73 is: 8,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491.54 : 14,476.62 = 6,242.73 : x
  2. Step 2: Convert to fraction form
    10,491.54/14,476.62 = 6,242.73/x
  3. Step 3: Cross multiply
    10,491.54x = 14,476.62 × 6,242.73
  4. Step 4: Simplify right side
    10,491.54x = 90,373,629.97
  5. Step 5: Solve for x
    x = 90,373,629.97/10,491.54
  6. Step 6: Final answer
    x = 8,613.95

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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.