Home / 5,516.02-8,275.58-2,231.42

Finding the Fourth Proportional to 5,516.02, 8,275.58 and 2,231.42

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Solution

The fourth proportional to 5,516.02, 8,275.58 and 2,231.42 is: 3,347.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.02 : 8,275.58 = 2,231.42 : x
  2. Step 2: Convert to fraction form
    5,516.02/8,275.58 = 2,231.42/x
  3. Step 3: Cross multiply
    5,516.02x = 8,275.58 × 2,231.42
  4. Step 4: Simplify right side
    5,516.02x = 18,466,294.72
  5. Step 5: Solve for x
    x = 18,466,294.72/5,516.02
  6. Step 6: Final answer
    x = 3,347.76

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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.