Home / 5,516.25-8,274.51-2,184.36

Finding the Fourth Proportional to 5,516.25, 8,274.51 and 2,184.36

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Solution

The fourth proportional to 5,516.25, 8,274.51 and 2,184.36 is: 3,276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.25 : 8,274.51 = 2,184.36 : x
  2. Step 2: Convert to fraction form
    5,516.25/8,274.51 = 2,184.36/x
  3. Step 3: Cross multiply
    5,516.25x = 8,274.51 × 2,184.36
  4. Step 4: Simplify right side
    5,516.25x = 18,074,508.66
  5. Step 5: Solve for x
    x = 18,074,508.66/5,516.25
  6. Step 6: Final answer
    x = 3,276.59

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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.