Home / 1,799.13-2,482.80-1,013.19

Finding the Fourth Proportional to 1,799.13, 2,482.80 and 1,013.19

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Solution

The fourth proportional to 1,799.13, 2,482.80 and 1,013.19 is: 1,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.13 : 2,482.80 = 1,013.19 : x
  2. Step 2: Convert to fraction form
    1,799.13/2,482.80 = 1,013.19/x
  3. Step 3: Cross multiply
    1,799.13x = 2,482.80 × 1,013.19
  4. Step 4: Simplify right side
    1,799.13x = 2,515,535.72
  5. Step 5: Solve for x
    x = 2,515,535.72/1,799.13
  6. Step 6: Final answer
    x = 1,398.20

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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.