Home / 3,192.18-4,760.12-2,803.80

Finding the Fourth Proportional to 3,192.18, 4,760.12 and 2,803.80

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Solution

The fourth proportional to 3,192.18, 4,760.12 and 2,803.80 is: 4,180.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.18 : 4,760.12 = 2,803.80 : x
  2. Step 2: Convert to fraction form
    3,192.18/4,760.12 = 2,803.80/x
  3. Step 3: Cross multiply
    3,192.18x = 4,760.12 × 2,803.80
  4. Step 4: Simplify right side
    3,192.18x = 13,346,424.46
  5. Step 5: Solve for x
    x = 13,346,424.46/3,192.18
  6. Step 6: Final answer
    x = 4,180.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.