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Finding the Fourth Proportional to 8,803.54, 12,148.81 and 4,824.64

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Solution

The fourth proportional to 8,803.54, 12,148.81 and 4,824.64 is: 6,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.54 : 12,148.81 = 4,824.64 : x
  2. Step 2: Convert to fraction form
    8,803.54/12,148.81 = 4,824.64/x
  3. Step 3: Cross multiply
    8,803.54x = 12,148.81 × 4,824.64
  4. Step 4: Simplify right side
    8,803.54x = 58,613,634.68
  5. Step 5: Solve for x
    x = 58,613,634.68/8,803.54
  6. Step 6: Final answer
    x = 6,657.96

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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.