Home / 1,799.20-2,482.68-1,013.08

Finding the Fourth Proportional to 1,799.20, 2,482.68 and 1,013.08

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Solution

The fourth proportional to 1,799.20, 2,482.68 and 1,013.08 is: 1,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.20 : 2,482.68 = 1,013.08 : x
  2. Step 2: Convert to fraction form
    1,799.20/2,482.68 = 1,013.08/x
  3. Step 3: Cross multiply
    1,799.20x = 2,482.68 × 1,013.08
  4. Step 4: Simplify right side
    1,799.20x = 2,515,153.45
  5. Step 5: Solve for x
    x = 2,515,153.45/1,799.20
  6. Step 6: Final answer
    x = 1,397.93

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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.