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Finding the Fourth Proportional to 10,646.92, 14,693.44 and 5,931.92

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Solution

The fourth proportional to 10,646.92, 14,693.44 and 5,931.92 is: 8,186.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.92 : 14,693.44 = 5,931.92 : x
  2. Step 2: Convert to fraction form
    10,646.92/14,693.44 = 5,931.92/x
  3. Step 3: Cross multiply
    10,646.92x = 14,693.44 × 5,931.92
  4. Step 4: Simplify right side
    10,646.92x = 87,160,310.60
  5. Step 5: Solve for x
    x = 87,160,310.60/10,646.92
  6. Step 6: Final answer
    x = 8,186.43

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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.