Home / 4,119.92-6,177.48-1,652.72

Finding the Fourth Proportional to 4,119.92, 6,177.48 and 1,652.72

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Solution

The fourth proportional to 4,119.92, 6,177.48 and 1,652.72 is: 2,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.92 : 6,177.48 = 1,652.72 : x
  2. Step 2: Convert to fraction form
    4,119.92/6,177.48 = 1,652.72/x
  3. Step 3: Cross multiply
    4,119.92x = 6,177.48 × 1,652.72
  4. Step 4: Simplify right side
    4,119.92x = 10,209,644.75
  5. Step 5: Solve for x
    x = 10,209,644.75/4,119.92
  6. Step 6: Final answer
    x = 2,478.12

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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.