Home / 6,743.28-10,117.64-3,042.88

Finding the Fourth Proportional to 6,743.28, 10,117.64 and 3,042.88

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Solution

The fourth proportional to 6,743.28, 10,117.64 and 3,042.88 is: 4,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.28 : 10,117.64 = 3,042.88 : x
  2. Step 2: Convert to fraction form
    6,743.28/10,117.64 = 3,042.88/x
  3. Step 3: Cross multiply
    6,743.28x = 10,117.64 × 3,042.88
  4. Step 4: Simplify right side
    6,743.28x = 30,786,764.40
  5. Step 5: Solve for x
    x = 30,786,764.40/6,743.28
  6. Step 6: Final answer
    x = 4,565.55

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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.