Home / 11,234.34-15,506.46-6,517.68

Finding the Fourth Proportional to 11,234.34, 15,506.46 and 6,517.68

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Solution

The fourth proportional to 11,234.34, 15,506.46 and 6,517.68 is: 8,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.34 : 15,506.46 = 6,517.68 : x
  2. Step 2: Convert to fraction form
    11,234.34/15,506.46 = 6,517.68/x
  3. Step 3: Cross multiply
    11,234.34x = 15,506.46 × 6,517.68
  4. Step 4: Simplify right side
    11,234.34x = 101,066,144.21
  5. Step 5: Solve for x
    x = 101,066,144.21/11,234.34
  6. Step 6: Final answer
    x = 8,996.18

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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.