Home / 1,869.25-2,560.88-1,799.18

Finding the Fourth Proportional to 1,869.25, 2,560.88 and 1,799.18

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Solution

The fourth proportional to 1,869.25, 2,560.88 and 1,799.18 is: 2,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869.25 : 2,560.88 = 1,799.18 : x
  2. Step 2: Convert to fraction form
    1,869.25/2,560.88 = 1,799.18/x
  3. Step 3: Cross multiply
    1,869.25x = 2,560.88 × 1,799.18
  4. Step 4: Simplify right side
    1,869.25x = 4,607,475.08
  5. Step 5: Solve for x
    x = 4,607,475.08/1,869.25
  6. Step 6: Final answer
    x = 2,464.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.