Home / 9,849.36-14,776.89-3,279.87

Finding the Fourth Proportional to 9,849.36, 14,776.89 and 3,279.87

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Solution

The fourth proportional to 9,849.36, 14,776.89 and 3,279.87 is: 4,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.36 : 14,776.89 = 3,279.87 : x
  2. Step 2: Convert to fraction form
    9,849.36/14,776.89 = 3,279.87/x
  3. Step 3: Cross multiply
    9,849.36x = 14,776.89 × 3,279.87
  4. Step 4: Simplify right side
    9,849.36x = 48,466,278.20
  5. Step 5: Solve for x
    x = 48,466,278.20/9,849.36
  6. Step 6: Final answer
    x = 4,920.75

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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.