Home / 2,439.92-3,652.70-1,512.50

Finding the Fourth Proportional to 2,439.92, 3,652.70 and 1,512.50

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Solution

The fourth proportional to 2,439.92, 3,652.70 and 1,512.50 is: 2,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.92 : 3,652.70 = 1,512.50 : x
  2. Step 2: Convert to fraction form
    2,439.92/3,652.70 = 1,512.50/x
  3. Step 3: Cross multiply
    2,439.92x = 3,652.70 × 1,512.50
  4. Step 4: Simplify right side
    2,439.92x = 5,524,682.92
  5. Step 5: Solve for x
    x = 5,524,682.92/2,439.92
  6. Step 6: Final answer
    x = 2,264.29

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1.5x scale

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.