Home / 3,580.56-4,938.98-2,251.98

Finding the Fourth Proportional to 3,580.56, 4,938.98 and 2,251.98

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Solution

The fourth proportional to 3,580.56, 4,938.98 and 2,251.98 is: 3,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.56 : 4,938.98 = 2,251.98 : x
  2. Step 2: Convert to fraction form
    3,580.56/4,938.98 = 2,251.98/x
  3. Step 3: Cross multiply
    3,580.56x = 4,938.98 × 2,251.98
  4. Step 4: Simplify right side
    3,580.56x = 11,122,472.92
  5. Step 5: Solve for x
    x = 11,122,472.92/3,580.56
  6. Step 6: Final answer
    x = 3,106.35

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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.