Home / 1,973.12-2,960.22-1,758.20

Finding the Fourth Proportional to 1,973.12, 2,960.22 and 1,758.20

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Solution

The fourth proportional to 1,973.12, 2,960.22 and 1,758.20 is: 2,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.12 : 2,960.22 = 1,758.20 : x
  2. Step 2: Convert to fraction form
    1,973.12/2,960.22 = 1,758.20/x
  3. Step 3: Cross multiply
    1,973.12x = 2,960.22 × 1,758.20
  4. Step 4: Simplify right side
    1,973.12x = 5,204,658.80
  5. Step 5: Solve for x
    x = 5,204,658.80/1,973.12
  6. Step 6: Final answer
    x = 2,637.78

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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.