Home / 3,526.70-5,292.30-1,679.90

Finding the Fourth Proportional to 3,526.70, 5,292.30 and 1,679.90

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Solution

The fourth proportional to 3,526.70, 5,292.30 and 1,679.90 is: 2,520.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.70 : 5,292.30 = 1,679.90 : x
  2. Step 2: Convert to fraction form
    3,526.70/5,292.30 = 1,679.90/x
  3. Step 3: Cross multiply
    3,526.70x = 5,292.30 × 1,679.90
  4. Step 4: Simplify right side
    3,526.70x = 8,890,534.77
  5. Step 5: Solve for x
    x = 8,890,534.77/3,526.70
  6. Step 6: Final answer
    x = 2,520.92

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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.