Home / 2,952.20-4,073.16-1,772.84

Finding the Fourth Proportional to 2,952.20, 4,073.16 and 1,772.84

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Solution

The fourth proportional to 2,952.20, 4,073.16 and 1,772.84 is: 2,445.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.20 : 4,073.16 = 1,772.84 : x
  2. Step 2: Convert to fraction form
    2,952.20/4,073.16 = 1,772.84/x
  3. Step 3: Cross multiply
    2,952.20x = 4,073.16 × 1,772.84
  4. Step 4: Simplify right side
    2,952.20x = 7,221,060.97
  5. Step 5: Solve for x
    x = 7,221,060.97/2,952.20
  6. Step 6: Final answer
    x = 2,445.99

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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.