Home / 2,275.28-3,408.56-1,502

Finding the Fourth Proportional to 2,275.28, 3,408.56 and 1,502

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Solution

The fourth proportional to 2,275.28, 3,408.56 and 1,502 is: 2,250.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275.28 : 3,408.56 = 1,502 : x
  2. Step 2: Convert to fraction form
    2,275.28/3,408.56 = 1,502/x
  3. Step 3: Cross multiply
    2,275.28x = 3,408.56 × 1,502
  4. Step 4: Simplify right side
    2,275.28x = 5,119,657.12
  5. Step 5: Solve for x
    x = 5,119,657.12/2,275.28
  6. Step 6: Final answer
    x = 2,250.12

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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.