Home / 8,237.13-12,284.18-7,950.12

Finding the Fourth Proportional to 8,237.13, 12,284.18 and 7,950.12

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Solution

The fourth proportional to 8,237.13, 12,284.18 and 7,950.12 is: 11,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.13 : 12,284.18 = 7,950.12 : x
  2. Step 2: Convert to fraction form
    8,237.13/12,284.18 = 7,950.12/x
  3. Step 3: Cross multiply
    8,237.13x = 12,284.18 × 7,950.12
  4. Step 4: Simplify right side
    8,237.13x = 97,660,665.35
  5. Step 5: Solve for x
    x = 97,660,665.35/8,237.13
  6. Step 6: Final answer
    x = 11,856.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.