Home / 4,160.30-6,240.45-2,077.19

Finding the Fourth Proportional to 4,160.30, 6,240.45 and 2,077.19

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Solution

The fourth proportional to 4,160.30, 6,240.45 and 2,077.19 is: 3,115.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.30 : 6,240.45 = 2,077.19 : x
  2. Step 2: Convert to fraction form
    4,160.30/6,240.45 = 2,077.19/x
  3. Step 3: Cross multiply
    4,160.30x = 6,240.45 × 2,077.19
  4. Step 4: Simplify right side
    4,160.30x = 12,962,600.34
  5. Step 5: Solve for x
    x = 12,962,600.34/4,160.30
  6. Step 6: Final answer
    x = 3,115.79

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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.