Home / 10,369.80-15,546.19-4,127.13

Finding the Fourth Proportional to 10,369.80, 15,546.19 and 4,127.13

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Solution

The fourth proportional to 10,369.80, 15,546.19 and 4,127.13 is: 6,187.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.80 : 15,546.19 = 4,127.13 : x
  2. Step 2: Convert to fraction form
    10,369.80/15,546.19 = 4,127.13/x
  3. Step 3: Cross multiply
    10,369.80x = 15,546.19 × 4,127.13
  4. Step 4: Simplify right side
    10,369.80x = 64,161,147.13
  5. Step 5: Solve for x
    x = 64,161,147.13/10,369.80
  6. Step 6: Final answer
    x = 6,187.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.