Home / 2,912.56-4,366.66-1,758.04

Finding the Fourth Proportional to 2,912.56, 4,366.66 and 1,758.04

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Solution

The fourth proportional to 2,912.56, 4,366.66 and 1,758.04 is: 2,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.56 : 4,366.66 = 1,758.04 : x
  2. Step 2: Convert to fraction form
    2,912.56/4,366.66 = 1,758.04/x
  3. Step 3: Cross multiply
    2,912.56x = 4,366.66 × 1,758.04
  4. Step 4: Simplify right side
    2,912.56x = 7,676,762.95
  5. Step 5: Solve for x
    x = 7,676,762.95/2,912.56
  6. Step 6: Final answer
    x = 2,635.74

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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.