Home / 3,939.52-5,908.82-1,597.14

Finding the Fourth Proportional to 3,939.52, 5,908.82 and 1,597.14

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Solution

The fourth proportional to 3,939.52, 5,908.82 and 1,597.14 is: 2,395.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939.52 : 5,908.82 = 1,597.14 : x
  2. Step 2: Convert to fraction form
    3,939.52/5,908.82 = 1,597.14/x
  3. Step 3: Cross multiply
    3,939.52x = 5,908.82 × 1,597.14
  4. Step 4: Simplify right side
    3,939.52x = 9,437,212.77
  5. Step 5: Solve for x
    x = 9,437,212.77/3,939.52
  6. Step 6: Final answer
    x = 2,395.52

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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.