Home / 3,487.68-4,818.24-3,192.84

Finding the Fourth Proportional to 3,487.68, 4,818.24 and 3,192.84

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Solution

The fourth proportional to 3,487.68, 4,818.24 and 3,192.84 is: 4,410.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.68 : 4,818.24 = 3,192.84 : x
  2. Step 2: Convert to fraction form
    3,487.68/4,818.24 = 3,192.84/x
  3. Step 3: Cross multiply
    3,487.68x = 4,818.24 × 3,192.84
  4. Step 4: Simplify right side
    3,487.68x = 15,383,869.40
  5. Step 5: Solve for x
    x = 15,383,869.40/3,487.68
  6. Step 6: Final answer
    x = 4,410.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.