Home / 11,899.92-16,421.28-6,594.68

Finding the Fourth Proportional to 11,899.92, 16,421.28 and 6,594.68

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Solution

The fourth proportional to 11,899.92, 16,421.28 and 6,594.68 is: 9,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.92 : 16,421.28 = 6,594.68 : x
  2. Step 2: Convert to fraction form
    11,899.92/16,421.28 = 6,594.68/x
  3. Step 3: Cross multiply
    11,899.92x = 16,421.28 × 6,594.68
  4. Step 4: Simplify right side
    11,899.92x = 108,293,086.79
  5. Step 5: Solve for x
    x = 108,293,086.79/11,899.92
  6. Step 6: Final answer
    x = 9,100.32

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Similar ratio
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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.