Home / 4,369.74-6,549.14-3,139.54

Finding the Fourth Proportional to 4,369.74, 6,549.14 and 3,139.54

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Solution

The fourth proportional to 4,369.74, 6,549.14 and 3,139.54 is: 4,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369.74 : 6,549.14 = 3,139.54 : x
  2. Step 2: Convert to fraction form
    4,369.74/6,549.14 = 3,139.54/x
  3. Step 3: Cross multiply
    4,369.74x = 6,549.14 × 3,139.54
  4. Step 4: Simplify right side
    4,369.74x = 20,561,287.00
  5. Step 5: Solve for x
    x = 20,561,287.00/4,369.74
  6. Step 6: Final answer
    x = 4,705.38

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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.