Home / 2,869.62-4,301.52-1,945.27

Finding the Fourth Proportional to 2,869.62, 4,301.52 and 1,945.27

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Solution

The fourth proportional to 2,869.62, 4,301.52 and 1,945.27 is: 2,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.62 : 4,301.52 = 1,945.27 : x
  2. Step 2: Convert to fraction form
    2,869.62/4,301.52 = 1,945.27/x
  3. Step 3: Cross multiply
    2,869.62x = 4,301.52 × 1,945.27
  4. Step 4: Simplify right side
    2,869.62x = 8,367,617.81
  5. Step 5: Solve for x
    x = 8,367,617.81/2,869.62
  6. Step 6: Final answer
    x = 2,915.93

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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.