Home / 5,516.74-8,273.34-1,818.18

Finding the Fourth Proportional to 5,516.74, 8,273.34 and 1,818.18

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Solution

The fourth proportional to 5,516.74, 8,273.34 and 1,818.18 is: 2,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.74 : 8,273.34 = 1,818.18 : x
  2. Step 2: Convert to fraction form
    5,516.74/8,273.34 = 1,818.18/x
  3. Step 3: Cross multiply
    5,516.74x = 8,273.34 × 1,818.18
  4. Step 4: Simplify right side
    5,516.74x = 15,042,421.32
  5. Step 5: Solve for x
    x = 15,042,421.32/5,516.74
  6. Step 6: Final answer
    x = 2,726.69

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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.