Home / 11,330.30-15,634.13-6,294.59

Finding the Fourth Proportional to 11,330.30, 15,634.13 and 6,294.59

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Solution

The fourth proportional to 11,330.30, 15,634.13 and 6,294.59 is: 8,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.30 : 15,634.13 = 6,294.59 : x
  2. Step 2: Convert to fraction form
    11,330.30/15,634.13 = 6,294.59/x
  3. Step 3: Cross multiply
    11,330.30x = 15,634.13 × 6,294.59
  4. Step 4: Simplify right side
    11,330.30x = 98,410,445.97
  5. Step 5: Solve for x
    x = 98,410,445.97/11,330.30
  6. Step 6: Final answer
    x = 8,685.60

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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.