Home / 2,159.55-2,972.97-2,060.37

Finding the Fourth Proportional to 2,159.55, 2,972.97 and 2,060.37

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Solution

The fourth proportional to 2,159.55, 2,972.97 and 2,060.37 is: 2,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159.55 : 2,972.97 = 2,060.37 : x
  2. Step 2: Convert to fraction form
    2,159.55/2,972.97 = 2,060.37/x
  3. Step 3: Cross multiply
    2,159.55x = 2,972.97 × 2,060.37
  4. Step 4: Simplify right side
    2,159.55x = 6,125,418.20
  5. Step 5: Solve for x
    x = 6,125,418.20/2,159.55
  6. Step 6: Final answer
    x = 2,836.43

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1.5x scale

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.