Home / 3,932.29-5,897.78-1,158.64

Finding the Fourth Proportional to 3,932.29, 5,897.78 and 1,158.64

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Solution

The fourth proportional to 3,932.29, 5,897.78 and 1,158.64 is: 1,737.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.29 : 5,897.78 = 1,158.64 : x
  2. Step 2: Convert to fraction form
    3,932.29/5,897.78 = 1,158.64/x
  3. Step 3: Cross multiply
    3,932.29x = 5,897.78 × 1,158.64
  4. Step 4: Simplify right side
    3,932.29x = 6,833,368.54
  5. Step 5: Solve for x
    x = 6,833,368.54/3,932.29
  6. Step 6: Final answer
    x = 1,737.76

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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.