Home / 11,484.90-15,849.18-6,708.12

Finding the Fourth Proportional to 11,484.90, 15,849.18 and 6,708.12

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Solution

The fourth proportional to 11,484.90, 15,849.18 and 6,708.12 is: 9,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.90 : 15,849.18 = 6,708.12 : x
  2. Step 2: Convert to fraction form
    11,484.90/15,849.18 = 6,708.12/x
  3. Step 3: Cross multiply
    11,484.90x = 15,849.18 × 6,708.12
  4. Step 4: Simplify right side
    11,484.90x = 106,318,201.34
  5. Step 5: Solve for x
    x = 106,318,201.34/11,484.90
  6. Step 6: Final answer
    x = 9,257.22

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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.