Home / 1,772.91-2,653.16-1,456.88

Finding the Fourth Proportional to 1,772.91, 2,653.16 and 1,456.88

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Solution

The fourth proportional to 1,772.91, 2,653.16 and 1,456.88 is: 2,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.91 : 2,653.16 = 1,456.88 : x
  2. Step 2: Convert to fraction form
    1,772.91/2,653.16 = 1,456.88/x
  3. Step 3: Cross multiply
    1,772.91x = 2,653.16 × 1,456.88
  4. Step 4: Simplify right side
    1,772.91x = 3,865,315.19
  5. Step 5: Solve for x
    x = 3,865,315.19/1,772.91
  6. Step 6: Final answer
    x = 2,180.21

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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.