Home / 1,867.60-2,801.46-1,097.56

Finding the Fourth Proportional to 1,867.60, 2,801.46 and 1,097.56

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Solution

The fourth proportional to 1,867.60, 2,801.46 and 1,097.56 is: 1,646.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867.60 : 2,801.46 = 1,097.56 : x
  2. Step 2: Convert to fraction form
    1,867.60/2,801.46 = 1,097.56/x
  3. Step 3: Cross multiply
    1,867.60x = 2,801.46 × 1,097.56
  4. Step 4: Simplify right side
    1,867.60x = 3,074,770.44
  5. Step 5: Solve for x
    x = 3,074,770.44/1,867.60
  6. Step 6: Final answer
    x = 1,646.38

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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.