Home / 2,281.68-3,149.28-1,474.56

Finding the Fourth Proportional to 2,281.68, 3,149.28 and 1,474.56

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Solution

The fourth proportional to 2,281.68, 3,149.28 and 1,474.56 is: 2,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.68 : 3,149.28 = 1,474.56 : x
  2. Step 2: Convert to fraction form
    2,281.68/3,149.28 = 1,474.56/x
  3. Step 3: Cross multiply
    2,281.68x = 3,149.28 × 1,474.56
  4. Step 4: Simplify right side
    2,281.68x = 4,643,802.32
  5. Step 5: Solve for x
    x = 4,643,802.32/2,281.68
  6. Step 6: Final answer
    x = 2,035.26

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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.