Home / 9,911.38-14,867.06-2,515.87

Finding the Fourth Proportional to 9,911.38, 14,867.06 and 2,515.87

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Solution

The fourth proportional to 9,911.38, 14,867.06 and 2,515.87 is: 3,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.38 : 14,867.06 = 2,515.87 : x
  2. Step 2: Convert to fraction form
    9,911.38/14,867.06 = 2,515.87/x
  3. Step 3: Cross multiply
    9,911.38x = 14,867.06 × 2,515.87
  4. Step 4: Simplify right side
    9,911.38x = 37,403,590.24
  5. Step 5: Solve for x
    x = 37,403,590.24/9,911.38
  6. Step 6: Final answer
    x = 3,773.80

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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.