Home / 2,281.62-3,422.48-1,357.53

Finding the Fourth Proportional to 2,281.62, 3,422.48 and 1,357.53

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Solution

The fourth proportional to 2,281.62, 3,422.48 and 1,357.53 is: 2,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.62 : 3,422.48 = 1,357.53 : x
  2. Step 2: Convert to fraction form
    2,281.62/3,422.48 = 1,357.53/x
  3. Step 3: Cross multiply
    2,281.62x = 3,422.48 × 1,357.53
  4. Step 4: Simplify right side
    2,281.62x = 4,646,112.49
  5. Step 5: Solve for x
    x = 4,646,112.49/2,281.62
  6. Step 6: Final answer
    x = 2,036.32

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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.