Home / 3,934.58-5,901.02-1,160.78

Finding the Fourth Proportional to 3,934.58, 5,901.02 and 1,160.78

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Solution

The fourth proportional to 3,934.58, 5,901.02 and 1,160.78 is: 1,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.58 : 5,901.02 = 1,160.78 : x
  2. Step 2: Convert to fraction form
    3,934.58/5,901.02 = 1,160.78/x
  3. Step 3: Cross multiply
    3,934.58x = 5,901.02 × 1,160.78
  4. Step 4: Simplify right side
    3,934.58x = 6,849,780.19
  5. Step 5: Solve for x
    x = 6,849,780.19/3,934.58
  6. Step 6: Final answer
    x = 1,740.92

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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.