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Finding the Fourth Proportional to 10,494.68, 14,479.38 and 5,956.61

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Solution

The fourth proportional to 10,494.68, 14,479.38 and 5,956.61 is: 8,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494.68 : 14,479.38 = 5,956.61 : x
  2. Step 2: Convert to fraction form
    10,494.68/14,479.38 = 5,956.61/x
  3. Step 3: Cross multiply
    10,494.68x = 14,479.38 × 5,956.61
  4. Step 4: Simplify right side
    10,494.68x = 86,247,947.30
  5. Step 5: Solve for x
    x = 86,247,947.30/10,494.68
  6. Step 6: Final answer
    x = 8,218.26

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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.