Home / 5,452.08-8,178.18-1,556.52

Finding the Fourth Proportional to 5,452.08, 8,178.18 and 1,556.52

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Solution

The fourth proportional to 5,452.08, 8,178.18 and 1,556.52 is: 2,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.08 : 8,178.18 = 1,556.52 : x
  2. Step 2: Convert to fraction form
    5,452.08/8,178.18 = 1,556.52/x
  3. Step 3: Cross multiply
    5,452.08x = 8,178.18 × 1,556.52
  4. Step 4: Simplify right side
    5,452.08x = 12,729,500.73
  5. Step 5: Solve for x
    x = 12,729,500.73/5,452.08
  6. Step 6: Final answer
    x = 2,334.80

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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.