Home / 8,291.12-11,427.32-6,049.30

Finding the Fourth Proportional to 8,291.12, 11,427.32 and 6,049.30

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Solution

The fourth proportional to 8,291.12, 11,427.32 and 6,049.30 is: 8,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291.12 : 11,427.32 = 6,049.30 : x
  2. Step 2: Convert to fraction form
    8,291.12/11,427.32 = 6,049.30/x
  3. Step 3: Cross multiply
    8,291.12x = 11,427.32 × 6,049.30
  4. Step 4: Simplify right side
    8,291.12x = 69,127,286.88
  5. Step 5: Solve for x
    x = 69,127,286.88/8,291.12
  6. Step 6: Final answer
    x = 8,337.51

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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.