Home / 8,319.15-12,496.95-6,141.87

Finding the Fourth Proportional to 8,319.15, 12,496.95 and 6,141.87

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Solution

The fourth proportional to 8,319.15, 12,496.95 and 6,141.87 is: 9,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.15 : 12,496.95 = 6,141.87 : x
  2. Step 2: Convert to fraction form
    8,319.15/12,496.95 = 6,141.87/x
  3. Step 3: Cross multiply
    8,319.15x = 12,496.95 × 6,141.87
  4. Step 4: Simplify right side
    8,319.15x = 76,754,642.30
  5. Step 5: Solve for x
    x = 76,754,642.30/8,319.15
  6. Step 6: Final answer
    x = 9,226.26

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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.