Home / 6,039.80-9,061.30-2,143.80

Finding the Fourth Proportional to 6,039.80, 9,061.30 and 2,143.80

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Solution

The fourth proportional to 6,039.80, 9,061.30 and 2,143.80 is: 3,216.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.80 : 9,061.30 = 2,143.80 : x
  2. Step 2: Convert to fraction form
    6,039.80/9,061.30 = 2,143.80/x
  3. Step 3: Cross multiply
    6,039.80x = 9,061.30 × 2,143.80
  4. Step 4: Simplify right side
    6,039.80x = 19,425,614.94
  5. Step 5: Solve for x
    x = 19,425,614.94/6,039.80
  6. Step 6: Final answer
    x = 3,216.27

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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.