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Finding the Fourth Proportional to 8,995.68, 13,493.52 and 8,749.68

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Solution

The fourth proportional to 8,995.68, 13,493.52 and 8,749.68 is: 13,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.68 : 13,493.52 = 8,749.68 : x
  2. Step 2: Convert to fraction form
    8,995.68/13,493.52 = 8,749.68/x
  3. Step 3: Cross multiply
    8,995.68x = 13,493.52 × 8,749.68
  4. Step 4: Simplify right side
    8,995.68x = 118,063,982.07
  5. Step 5: Solve for x
    x = 118,063,982.07/8,995.68
  6. Step 6: Final answer
    x = 13,124.52

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.