Home / 9,911.35-14,867.54-2,515.88

Finding the Fourth Proportional to 9,911.35, 14,867.54 and 2,515.88

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Solution

The fourth proportional to 9,911.35, 14,867.54 and 2,515.88 is: 3,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.35 : 14,867.54 = 2,515.88 : x
  2. Step 2: Convert to fraction form
    9,911.35/14,867.54 = 2,515.88/x
  3. Step 3: Cross multiply
    9,911.35x = 14,867.54 × 2,515.88
  4. Step 4: Simplify right side
    9,911.35x = 37,404,980.56
  5. Step 5: Solve for x
    x = 37,404,980.56/9,911.35
  6. Step 6: Final answer
    x = 3,773.95

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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.