Home / 11,246.34-15,519.15-6,531.06

Finding the Fourth Proportional to 11,246.34, 15,519.15 and 6,531.06

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Solution

The fourth proportional to 11,246.34, 15,519.15 and 6,531.06 is: 9,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.34 : 15,519.15 = 6,531.06 : x
  2. Step 2: Convert to fraction form
    11,246.34/15,519.15 = 6,531.06/x
  3. Step 3: Cross multiply
    11,246.34x = 15,519.15 × 6,531.06
  4. Step 4: Simplify right side
    11,246.34x = 101,356,499.80
  5. Step 5: Solve for x
    x = 101,356,499.80/11,246.34
  6. Step 6: Final answer
    x = 9,012.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.