Home / 11,808.28-16,310.06-8,572.93

Finding the Fourth Proportional to 11,808.28, 16,310.06 and 8,572.93

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Solution

The fourth proportional to 11,808.28, 16,310.06 and 8,572.93 is: 11,841.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.28 : 16,310.06 = 8,572.93 : x
  2. Step 2: Convert to fraction form
    11,808.28/16,310.06 = 8,572.93/x
  3. Step 3: Cross multiply
    11,808.28x = 16,310.06 × 8,572.93
  4. Step 4: Simplify right side
    11,808.28x = 139,825,002.68
  5. Step 5: Solve for x
    x = 139,825,002.68/11,808.28
  6. Step 6: Final answer
    x = 11,841.27

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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.