Home / 2,287.51-3,154.45-2,034.64

Finding the Fourth Proportional to 2,287.51, 3,154.45 and 2,034.64

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Solution

The fourth proportional to 2,287.51, 3,154.45 and 2,034.64 is: 2,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287.51 : 3,154.45 = 2,034.64 : x
  2. Step 2: Convert to fraction form
    2,287.51/3,154.45 = 2,034.64/x
  3. Step 3: Cross multiply
    2,287.51x = 3,154.45 × 2,034.64
  4. Step 4: Simplify right side
    2,287.51x = 6,418,170.15
  5. Step 5: Solve for x
    x = 6,418,170.15/2,287.51
  6. Step 6: Final answer
    x = 2,805.75

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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.