Home / 3,957.47-5,934.58-1,764.70

Finding the Fourth Proportional to 3,957.47, 5,934.58 and 1,764.70

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Solution

The fourth proportional to 3,957.47, 5,934.58 and 1,764.70 is: 2,646.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.47 : 5,934.58 = 1,764.70 : x
  2. Step 2: Convert to fraction form
    3,957.47/5,934.58 = 1,764.70/x
  3. Step 3: Cross multiply
    3,957.47x = 5,934.58 × 1,764.70
  4. Step 4: Simplify right side
    3,957.47x = 10,472,734.08
  5. Step 5: Solve for x
    x = 10,472,734.08/3,957.47
  6. Step 6: Final answer
    x = 2,646.32

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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.