Home / 3,247.92-4,871.96-1,056.68

Finding the Fourth Proportional to 3,247.92, 4,871.96 and 1,056.68

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Solution

The fourth proportional to 3,247.92, 4,871.96 and 1,056.68 is: 1,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.92 : 4,871.96 = 1,056.68 : x
  2. Step 2: Convert to fraction form
    3,247.92/4,871.96 = 1,056.68/x
  3. Step 3: Cross multiply
    3,247.92x = 4,871.96 × 1,056.68
  4. Step 4: Simplify right side
    3,247.92x = 5,148,102.69
  5. Step 5: Solve for x
    x = 5,148,102.69/3,247.92
  6. Step 6: Final answer
    x = 1,585.05

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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.