Home / 2,776.56-4,166.20-1,544.88

Finding the Fourth Proportional to 2,776.56, 4,166.20 and 1,544.88

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Solution

The fourth proportional to 2,776.56, 4,166.20 and 1,544.88 is: 2,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.56 : 4,166.20 = 1,544.88 : x
  2. Step 2: Convert to fraction form
    2,776.56/4,166.20 = 1,544.88/x
  3. Step 3: Cross multiply
    2,776.56x = 4,166.20 × 1,544.88
  4. Step 4: Simplify right side
    2,776.56x = 6,436,279.06
  5. Step 5: Solve for x
    x = 6,436,279.06/2,776.56
  6. Step 6: Final answer
    x = 2,318.08

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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.