Home / 11,247.46-15,522.87-6,531.75

Finding the Fourth Proportional to 11,247.46, 15,522.87 and 6,531.75

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Solution

The fourth proportional to 11,247.46, 15,522.87 and 6,531.75 is: 9,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.46 : 15,522.87 = 6,531.75 : x
  2. Step 2: Convert to fraction form
    11,247.46/15,522.87 = 6,531.75/x
  3. Step 3: Cross multiply
    11,247.46x = 15,522.87 × 6,531.75
  4. Step 4: Simplify right side
    11,247.46x = 101,391,506.12
  5. Step 5: Solve for x
    x = 101,391,506.12/11,247.46
  6. Step 6: Final answer
    x = 9,014.61

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1.5x scale

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.