Home / 4,155.92-6,238.10-2,077.41

Finding the Fourth Proportional to 4,155.92, 6,238.10 and 2,077.41

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Solution

The fourth proportional to 4,155.92, 6,238.10 and 2,077.41 is: 3,118.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.92 : 6,238.10 = 2,077.41 : x
  2. Step 2: Convert to fraction form
    4,155.92/6,238.10 = 2,077.41/x
  3. Step 3: Cross multiply
    4,155.92x = 6,238.10 × 2,077.41
  4. Step 4: Simplify right side
    4,155.92x = 12,959,091.32
  5. Step 5: Solve for x
    x = 12,959,091.32/4,155.92
  6. Step 6: Final answer
    x = 3,118.22

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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.