Home / 1,980.24-2,952.82-1,846.20

Finding the Fourth Proportional to 1,980.24, 2,952.82 and 1,846.20

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Solution

The fourth proportional to 1,980.24, 2,952.82 and 1,846.20 is: 2,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980.24 : 2,952.82 = 1,846.20 : x
  2. Step 2: Convert to fraction form
    1,980.24/2,952.82 = 1,846.20/x
  3. Step 3: Cross multiply
    1,980.24x = 2,952.82 × 1,846.20
  4. Step 4: Simplify right side
    1,980.24x = 5,451,496.28
  5. Step 5: Solve for x
    x = 5,451,496.28/1,980.24
  6. Step 6: Final answer
    x = 2,752.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.