Home / 3,438.45-5,160.11-2,050.92

Finding the Fourth Proportional to 3,438.45, 5,160.11 and 2,050.92

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Solution

The fourth proportional to 3,438.45, 5,160.11 and 2,050.92 is: 3,077.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.45 : 5,160.11 = 2,050.92 : x
  2. Step 2: Convert to fraction form
    3,438.45/5,160.11 = 2,050.92/x
  3. Step 3: Cross multiply
    3,438.45x = 5,160.11 × 2,050.92
  4. Step 4: Simplify right side
    3,438.45x = 10,582,962.55
  5. Step 5: Solve for x
    x = 10,582,962.55/3,438.45
  6. Step 6: Final answer
    x = 3,077.83

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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.