Home / 9,008.75-13,512.45-3,165.41

Finding the Fourth Proportional to 9,008.75, 13,512.45 and 3,165.41

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Solution

The fourth proportional to 9,008.75, 13,512.45 and 3,165.41 is: 4,747.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.75 : 13,512.45 = 3,165.41 : x
  2. Step 2: Convert to fraction form
    9,008.75/13,512.45 = 3,165.41/x
  3. Step 3: Cross multiply
    9,008.75x = 13,512.45 × 3,165.41
  4. Step 4: Simplify right side
    9,008.75x = 42,772,444.35
  5. Step 5: Solve for x
    x = 42,772,444.35/9,008.75
  6. Step 6: Final answer
    x = 4,747.88

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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.