Home / 2,924.55-4,034.57-1,931.04

Finding the Fourth Proportional to 2,924.55, 4,034.57 and 1,931.04

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Solution

The fourth proportional to 2,924.55, 4,034.57 and 1,931.04 is: 2,663.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.55 : 4,034.57 = 1,931.04 : x
  2. Step 2: Convert to fraction form
    2,924.55/4,034.57 = 1,931.04/x
  3. Step 3: Cross multiply
    2,924.55x = 4,034.57 × 1,931.04
  4. Step 4: Simplify right side
    2,924.55x = 7,790,906.40
  5. Step 5: Solve for x
    x = 7,790,906.40/2,924.55
  6. Step 6: Final answer
    x = 2,663.97

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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.