Home / 3,748.56-5,618.76-1,554.96

Finding the Fourth Proportional to 3,748.56, 5,618.76 and 1,554.96

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Solution

The fourth proportional to 3,748.56, 5,618.76 and 1,554.96 is: 2,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.56 : 5,618.76 = 1,554.96 : x
  2. Step 2: Convert to fraction form
    3,748.56/5,618.76 = 1,554.96/x
  3. Step 3: Cross multiply
    3,748.56x = 5,618.76 × 1,554.96
  4. Step 4: Simplify right side
    3,748.56x = 8,736,947.05
  5. Step 5: Solve for x
    x = 8,736,947.05/3,748.56
  6. Step 6: Final answer
    x = 2,330.75

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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.