Home / 11,549.05-15,937.66-6,243.85

Finding the Fourth Proportional to 11,549.05, 15,937.66 and 6,243.85

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Solution

The fourth proportional to 11,549.05, 15,937.66 and 6,243.85 is: 8,616.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.05 : 15,937.66 = 6,243.85 : x
  2. Step 2: Convert to fraction form
    11,549.05/15,937.66 = 6,243.85/x
  3. Step 3: Cross multiply
    11,549.05x = 15,937.66 × 6,243.85
  4. Step 4: Simplify right side
    11,549.05x = 99,512,386.12
  5. Step 5: Solve for x
    x = 99,512,386.12/11,549.05
  6. Step 6: Final answer
    x = 8,616.50

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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.