Home / 9,246.92-12,764.28-6,278.12

Finding the Fourth Proportional to 9,246.92, 12,764.28 and 6,278.12

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Solution

The fourth proportional to 9,246.92, 12,764.28 and 6,278.12 is: 8,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.92 : 12,764.28 = 6,278.12 : x
  2. Step 2: Convert to fraction form
    9,246.92/12,764.28 = 6,278.12/x
  3. Step 3: Cross multiply
    9,246.92x = 12,764.28 × 6,278.12
  4. Step 4: Simplify right side
    9,246.92x = 80,135,681.55
  5. Step 5: Solve for x
    x = 80,135,681.55/9,246.92
  6. Step 6: Final answer
    x = 8,666.20

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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.