Home / 2,517.47-3,470.28-1,770.24

Finding the Fourth Proportional to 2,517.47, 3,470.28 and 1,770.24

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Solution

The fourth proportional to 2,517.47, 3,470.28 and 1,770.24 is: 2,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.47 : 3,470.28 = 1,770.24 : x
  2. Step 2: Convert to fraction form
    2,517.47/3,470.28 = 1,770.24/x
  3. Step 3: Cross multiply
    2,517.47x = 3,470.28 × 1,770.24
  4. Step 4: Simplify right side
    2,517.47x = 6,143,228.47
  5. Step 5: Solve for x
    x = 6,143,228.47/2,517.47
  6. Step 6: Final answer
    x = 2,440.24

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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.