Home / 11,570.28-15,966.98-6,265.09

Finding the Fourth Proportional to 11,570.28, 15,966.98 and 6,265.09

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Solution

The fourth proportional to 11,570.28, 15,966.98 and 6,265.09 is: 8,645.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.28 : 15,966.98 = 6,265.09 : x
  2. Step 2: Convert to fraction form
    11,570.28/15,966.98 = 6,265.09/x
  3. Step 3: Cross multiply
    11,570.28x = 15,966.98 × 6,265.09
  4. Step 4: Simplify right side
    11,570.28x = 100,034,609.92
  5. Step 5: Solve for x
    x = 100,034,609.92/11,570.28
  6. Step 6: Final answer
    x = 8,645.83

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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.