Home / 2,480.85-3,422.87-1,597.17

Finding the Fourth Proportional to 2,480.85, 3,422.87 and 1,597.17

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Solution

The fourth proportional to 2,480.85, 3,422.87 and 1,597.17 is: 2,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.85 : 3,422.87 = 1,597.17 : x
  2. Step 2: Convert to fraction form
    2,480.85/3,422.87 = 1,597.17/x
  3. Step 3: Cross multiply
    2,480.85x = 3,422.87 × 1,597.17
  4. Step 4: Simplify right side
    2,480.85x = 5,466,892.16
  5. Step 5: Solve for x
    x = 5,466,892.16/2,480.85
  6. Step 6: Final answer
    x = 2,203.64

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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.