Home / 4,124.30-6,182.40-3,686.90

Finding the Fourth Proportional to 4,124.30, 6,182.40 and 3,686.90

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Solution

The fourth proportional to 4,124.30, 6,182.40 and 3,686.90 is: 5,526.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.30 : 6,182.40 = 3,686.90 : x
  2. Step 2: Convert to fraction form
    4,124.30/6,182.40 = 3,686.90/x
  3. Step 3: Cross multiply
    4,124.30x = 6,182.40 × 3,686.90
  4. Step 4: Simplify right side
    4,124.30x = 22,793,890.56
  5. Step 5: Solve for x
    x = 22,793,890.56/4,124.30
  6. Step 6: Final answer
    x = 5,526.73

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1.5x scale

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.