Home / 3,789.14-5,685.12-1,710.11

Finding the Fourth Proportional to 3,789.14, 5,685.12 and 1,710.11

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Solution

The fourth proportional to 3,789.14, 5,685.12 and 1,710.11 is: 2,565.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.14 : 5,685.12 = 1,710.11 : x
  2. Step 2: Convert to fraction form
    3,789.14/5,685.12 = 1,710.11/x
  3. Step 3: Cross multiply
    3,789.14x = 5,685.12 × 1,710.11
  4. Step 4: Simplify right side
    3,789.14x = 9,722,152.14
  5. Step 5: Solve for x
    x = 9,722,152.14/3,789.14
  6. Step 6: Final answer
    x = 2,565.80

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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.