Home / 6,192.30-9,288.90-3,721.80

Finding the Fourth Proportional to 6,192.30, 9,288.90 and 3,721.80

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Solution

The fourth proportional to 6,192.30, 9,288.90 and 3,721.80 is: 5,582.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192.30 : 9,288.90 = 3,721.80 : x
  2. Step 2: Convert to fraction form
    6,192.30/9,288.90 = 3,721.80/x
  3. Step 3: Cross multiply
    6,192.30x = 9,288.90 × 3,721.80
  4. Step 4: Simplify right side
    6,192.30x = 34,571,428.02
  5. Step 5: Solve for x
    x = 34,571,428.02/6,192.30
  6. Step 6: Final answer
    x = 5,582.97

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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.