Home / 4,077.88-6,118.78-2,228.92

Finding the Fourth Proportional to 4,077.88, 6,118.78 and 2,228.92

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Solution

The fourth proportional to 4,077.88, 6,118.78 and 2,228.92 is: 3,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.88 : 6,118.78 = 2,228.92 : x
  2. Step 2: Convert to fraction form
    4,077.88/6,118.78 = 2,228.92/x
  3. Step 3: Cross multiply
    4,077.88x = 6,118.78 × 2,228.92
  4. Step 4: Simplify right side
    4,077.88x = 13,638,251.29
  5. Step 5: Solve for x
    x = 13,638,251.29/4,077.88
  6. Step 6: Final answer
    x = 3,344.45

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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.