Home / 5,516.77-8,273.37-1,818.12

Finding the Fourth Proportional to 5,516.77, 8,273.37 and 1,818.12

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Solution

The fourth proportional to 5,516.77, 8,273.37 and 1,818.12 is: 2,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.77 : 8,273.37 = 1,818.12 : x
  2. Step 2: Convert to fraction form
    5,516.77/8,273.37 = 1,818.12/x
  3. Step 3: Cross multiply
    5,516.77x = 8,273.37 × 1,818.12
  4. Step 4: Simplify right side
    5,516.77x = 15,041,929.01
  5. Step 5: Solve for x
    x = 15,041,929.01/5,516.77
  6. Step 6: Final answer
    x = 2,726.59

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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.