Home / 1,882.49-2,597.85-1,043.20

Finding the Fourth Proportional to 1,882.49, 2,597.85 and 1,043.20

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Solution

The fourth proportional to 1,882.49, 2,597.85 and 1,043.20 is: 1,439.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.49 : 2,597.85 = 1,043.20 : x
  2. Step 2: Convert to fraction form
    1,882.49/2,597.85 = 1,043.20/x
  3. Step 3: Cross multiply
    1,882.49x = 2,597.85 × 1,043.20
  4. Step 4: Simplify right side
    1,882.49x = 2,710,091.59
  5. Step 5: Solve for x
    x = 2,710,091.59/1,882.49
  6. Step 6: Final answer
    x = 1,439.63

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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.