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Finding the Fourth Proportional to 10,479.66, 14,468.09 and 6,502.97

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Solution

The fourth proportional to 10,479.66, 14,468.09 and 6,502.97 is: 8,977.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479.66 : 14,468.09 = 6,502.97 : x
  2. Step 2: Convert to fraction form
    10,479.66/14,468.09 = 6,502.97/x
  3. Step 3: Cross multiply
    10,479.66x = 14,468.09 × 6,502.97
  4. Step 4: Simplify right side
    10,479.66x = 94,085,532.37
  5. Step 5: Solve for x
    x = 94,085,532.37/10,479.66
  6. Step 6: Final answer
    x = 8,977.92

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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.