Home / 3,021.59-4,527.36-2,139.73

Finding the Fourth Proportional to 3,021.59, 4,527.36 and 2,139.73

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Solution

The fourth proportional to 3,021.59, 4,527.36 and 2,139.73 is: 3,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.59 : 4,527.36 = 2,139.73 : x
  2. Step 2: Convert to fraction form
    3,021.59/4,527.36 = 2,139.73/x
  3. Step 3: Cross multiply
    3,021.59x = 4,527.36 × 2,139.73
  4. Step 4: Simplify right side
    3,021.59x = 9,687,328.01
  5. Step 5: Solve for x
    x = 9,687,328.01/3,021.59
  6. Step 6: Final answer
    x = 3,206.04

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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.