Home / 1,915.92-2,644.62-1,473.24

Finding the Fourth Proportional to 1,915.92, 2,644.62 and 1,473.24

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Solution

The fourth proportional to 1,915.92, 2,644.62 and 1,473.24 is: 2,033.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915.92 : 2,644.62 = 1,473.24 : x
  2. Step 2: Convert to fraction form
    1,915.92/2,644.62 = 1,473.24/x
  3. Step 3: Cross multiply
    1,915.92x = 2,644.62 × 1,473.24
  4. Step 4: Simplify right side
    1,915.92x = 3,896,159.97
  5. Step 5: Solve for x
    x = 3,896,159.97/1,915.92
  6. Step 6: Final answer
    x = 2,033.57

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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.