Home / 8,634.24-11,915.52-4,908.48

Finding the Fourth Proportional to 8,634.24, 11,915.52 and 4,908.48

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Solution

The fourth proportional to 8,634.24, 11,915.52 and 4,908.48 is: 6,773.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.24 : 11,915.52 = 4,908.48 : x
  2. Step 2: Convert to fraction form
    8,634.24/11,915.52 = 4,908.48/x
  3. Step 3: Cross multiply
    8,634.24x = 11,915.52 × 4,908.48
  4. Step 4: Simplify right side
    8,634.24x = 58,487,091.61
  5. Step 5: Solve for x
    x = 58,487,091.61/8,634.24
  6. Step 6: Final answer
    x = 6,773.86

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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.