Home / 3,100.24-4,646.14-1,711.50

Finding the Fourth Proportional to 3,100.24, 4,646.14 and 1,711.50

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Solution

The fourth proportional to 3,100.24, 4,646.14 and 1,711.50 is: 2,564.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.24 : 4,646.14 = 1,711.50 : x
  2. Step 2: Convert to fraction form
    3,100.24/4,646.14 = 1,711.50/x
  3. Step 3: Cross multiply
    3,100.24x = 4,646.14 × 1,711.50
  4. Step 4: Simplify right side
    3,100.24x = 7,951,868.61
  5. Step 5: Solve for x
    x = 7,951,868.61/3,100.24
  6. Step 6: Final answer
    x = 2,564.92

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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.