Home / 11,330.18-15,634.92-6,294.31

Finding the Fourth Proportional to 11,330.18, 15,634.92 and 6,294.31

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Solution

The fourth proportional to 11,330.18, 15,634.92 and 6,294.31 is: 8,685.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.18 : 15,634.92 = 6,294.31 : x
  2. Step 2: Convert to fraction form
    11,330.18/15,634.92 = 6,294.31/x
  3. Step 3: Cross multiply
    11,330.18x = 15,634.92 × 6,294.31
  4. Step 4: Simplify right side
    11,330.18x = 98,411,017.82
  5. Step 5: Solve for x
    x = 98,411,017.82/11,330.18
  6. Step 6: Final answer
    x = 8,685.74

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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.