Home / 4,178.88-5,767.25-2,500.76

Finding the Fourth Proportional to 4,178.88, 5,767.25 and 2,500.76

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Solution

The fourth proportional to 4,178.88, 5,767.25 and 2,500.76 is: 3,451.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.88 : 5,767.25 = 2,500.76 : x
  2. Step 2: Convert to fraction form
    4,178.88/5,767.25 = 2,500.76/x
  3. Step 3: Cross multiply
    4,178.88x = 5,767.25 × 2,500.76
  4. Step 4: Simplify right side
    4,178.88x = 14,422,466.77
  5. Step 5: Solve for x
    x = 14,422,466.77/4,178.88
  6. Step 6: Final answer
    x = 3,451.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.