Home / 1,932.95-2,899.39-1,782.46

Finding the Fourth Proportional to 1,932.95, 2,899.39 and 1,782.46

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Solution

The fourth proportional to 1,932.95, 2,899.39 and 1,782.46 is: 2,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.95 : 2,899.39 = 1,782.46 : x
  2. Step 2: Convert to fraction form
    1,932.95/2,899.39 = 1,782.46/x
  3. Step 3: Cross multiply
    1,932.95x = 2,899.39 × 1,782.46
  4. Step 4: Simplify right side
    1,932.95x = 5,168,046.70
  5. Step 5: Solve for x
    x = 5,168,046.70/1,932.95
  6. Step 6: Final answer
    x = 2,673.66

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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.