Home / 2,517.84-3,474.70-1,573.65

Finding the Fourth Proportional to 2,517.84, 3,474.70 and 1,573.65

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Solution

The fourth proportional to 2,517.84, 3,474.70 and 1,573.65 is: 2,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.84 : 3,474.70 = 1,573.65 : x
  2. Step 2: Convert to fraction form
    2,517.84/3,474.70 = 1,573.65/x
  3. Step 3: Cross multiply
    2,517.84x = 3,474.70 × 1,573.65
  4. Step 4: Simplify right side
    2,517.84x = 5,467,957.72
  5. Step 5: Solve for x
    x = 5,467,957.72/2,517.84
  6. Step 6: Final answer
    x = 2,171.69

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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.