Home / 11,899.93-16,421.91-6,594.75

Finding the Fourth Proportional to 11,899.93, 16,421.91 and 6,594.75

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Solution

The fourth proportional to 11,899.93, 16,421.91 and 6,594.75 is: 9,100.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.93 : 16,421.91 = 6,594.75 : x
  2. Step 2: Convert to fraction form
    11,899.93/16,421.91 = 6,594.75/x
  3. Step 3: Cross multiply
    11,899.93x = 16,421.91 × 6,594.75
  4. Step 4: Simplify right side
    11,899.93x = 108,298,390.97
  5. Step 5: Solve for x
    x = 108,298,390.97/11,899.93
  6. Step 6: Final answer
    x = 9,100.76

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Double scale
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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.