Home / 9,126.59-13,691.24-2,885.19

Finding the Fourth Proportional to 9,126.59, 13,691.24 and 2,885.19

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Solution

The fourth proportional to 9,126.59, 13,691.24 and 2,885.19 is: 4,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.59 : 13,691.24 = 2,885.19 : x
  2. Step 2: Convert to fraction form
    9,126.59/13,691.24 = 2,885.19/x
  3. Step 3: Cross multiply
    9,126.59x = 13,691.24 × 2,885.19
  4. Step 4: Simplify right side
    9,126.59x = 39,501,745.85
  5. Step 5: Solve for x
    x = 39,501,745.85/9,126.59
  6. Step 6: Final answer
    x = 4,328.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.