Home / 2,318.85-3,474.16-1,926.55

Finding the Fourth Proportional to 2,318.85, 3,474.16 and 1,926.55

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Solution

The fourth proportional to 2,318.85, 3,474.16 and 1,926.55 is: 2,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.85 : 3,474.16 = 1,926.55 : x
  2. Step 2: Convert to fraction form
    2,318.85/3,474.16 = 1,926.55/x
  3. Step 3: Cross multiply
    2,318.85x = 3,474.16 × 1,926.55
  4. Step 4: Simplify right side
    2,318.85x = 6,693,142.95
  5. Step 5: Solve for x
    x = 6,693,142.95/2,318.85
  6. Step 6: Final answer
    x = 2,886.41

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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.