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Finding the Fourth Proportional to 8,803.31, 12,148.57 and 4,824.58

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Solution

The fourth proportional to 8,803.31, 12,148.57 and 4,824.58 is: 6,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.31 : 12,148.57 = 4,824.58 : x
  2. Step 2: Convert to fraction form
    8,803.31/12,148.57 = 4,824.58/x
  3. Step 3: Cross multiply
    8,803.31x = 12,148.57 × 4,824.58
  4. Step 4: Simplify right side
    8,803.31x = 58,611,747.85
  5. Step 5: Solve for x
    x = 58,611,747.85/8,803.31
  6. Step 6: Final answer
    x = 6,657.92

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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.