Home / 2,743.51-4,108.18-2,515.16

Finding the Fourth Proportional to 2,743.51, 4,108.18 and 2,515.16

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Solution

The fourth proportional to 2,743.51, 4,108.18 and 2,515.16 is: 3,766.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.51 : 4,108.18 = 2,515.16 : x
  2. Step 2: Convert to fraction form
    2,743.51/4,108.18 = 2,515.16/x
  3. Step 3: Cross multiply
    2,743.51x = 4,108.18 × 2,515.16
  4. Step 4: Simplify right side
    2,743.51x = 10,332,730.01
  5. Step 5: Solve for x
    x = 10,332,730.01/2,743.51
  6. Step 6: Final answer
    x = 3,766.24

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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.