Home / 9,519.39-14,278.98-3,671.90

Finding the Fourth Proportional to 9,519.39, 14,278.98 and 3,671.90

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Solution

The fourth proportional to 9,519.39, 14,278.98 and 3,671.90 is: 5,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.39 : 14,278.98 = 3,671.90 : x
  2. Step 2: Convert to fraction form
    9,519.39/14,278.98 = 3,671.90/x
  3. Step 3: Cross multiply
    9,519.39x = 14,278.98 × 3,671.90
  4. Step 4: Simplify right side
    9,519.39x = 52,430,982.58
  5. Step 5: Solve for x
    x = 52,430,982.58/9,519.39
  6. Step 6: Final answer
    x = 5,507.81

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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.