Home / 9,330.92-14,024.02-8,643.43

Finding the Fourth Proportional to 9,330.92, 14,024.02 and 8,643.43

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Solution

The fourth proportional to 9,330.92, 14,024.02 and 8,643.43 is: 12,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.92 : 14,024.02 = 8,643.43 : x
  2. Step 2: Convert to fraction form
    9,330.92/14,024.02 = 8,643.43/x
  3. Step 3: Cross multiply
    9,330.92x = 14,024.02 × 8,643.43
  4. Step 4: Simplify right side
    9,330.92x = 121,215,635.19
  5. Step 5: Solve for x
    x = 121,215,635.19/9,330.92
  6. Step 6: Final answer
    x = 12,990.75

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1.5x scale

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.