Home / 9,311.08-12,849.36-5,062.18

Finding the Fourth Proportional to 9,311.08, 12,849.36 and 5,062.18

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Solution

The fourth proportional to 9,311.08, 12,849.36 and 5,062.18 is: 6,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.08 : 12,849.36 = 5,062.18 : x
  2. Step 2: Convert to fraction form
    9,311.08/12,849.36 = 5,062.18/x
  3. Step 3: Cross multiply
    9,311.08x = 12,849.36 × 5,062.18
  4. Step 4: Simplify right side
    9,311.08x = 65,045,773.20
  5. Step 5: Solve for x
    x = 65,045,773.20/9,311.08
  6. Step 6: Final answer
    x = 6,985.85

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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.