Home / 5,452.48-8,178.66-1,556.90

Finding the Fourth Proportional to 5,452.48, 8,178.66 and 1,556.90

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Solution

The fourth proportional to 5,452.48, 8,178.66 and 1,556.90 is: 2,335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.48 : 8,178.66 = 1,556.90 : x
  2. Step 2: Convert to fraction form
    5,452.48/8,178.66 = 1,556.90/x
  3. Step 3: Cross multiply
    5,452.48x = 8,178.66 × 1,556.90
  4. Step 4: Simplify right side
    5,452.48x = 12,733,355.75
  5. Step 5: Solve for x
    x = 12,733,355.75/5,452.48
  6. Step 6: Final answer
    x = 2,335.33

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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.