Home / 2,480.46-3,424.95-2,293.80

Finding the Fourth Proportional to 2,480.46, 3,424.95 and 2,293.80

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Solution

The fourth proportional to 2,480.46, 3,424.95 and 2,293.80 is: 3,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.46 : 3,424.95 = 2,293.80 : x
  2. Step 2: Convert to fraction form
    2,480.46/3,424.95 = 2,293.80/x
  3. Step 3: Cross multiply
    2,480.46x = 3,424.95 × 2,293.80
  4. Step 4: Simplify right side
    2,480.46x = 7,856,150.31
  5. Step 5: Solve for x
    x = 7,856,150.31/2,480.46
  6. Step 6: Final answer
    x = 3,167.22

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1.5x scale

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.