Home / 3,885.88-5,362.02-2,292.76

Finding the Fourth Proportional to 3,885.88, 5,362.02 and 2,292.76

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Solution

The fourth proportional to 3,885.88, 5,362.02 and 2,292.76 is: 3,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.88 : 5,362.02 = 2,292.76 : x
  2. Step 2: Convert to fraction form
    3,885.88/5,362.02 = 2,292.76/x
  3. Step 3: Cross multiply
    3,885.88x = 5,362.02 × 2,292.76
  4. Step 4: Simplify right side
    3,885.88x = 12,293,824.98
  5. Step 5: Solve for x
    x = 12,293,824.98/3,885.88
  6. Step 6: Final answer
    x = 3,163.72

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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.