Home / 5,556.48-8,325.48-3,909.57

Finding the Fourth Proportional to 5,556.48, 8,325.48 and 3,909.57

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Solution

The fourth proportional to 5,556.48, 8,325.48 and 3,909.57 is: 5,857.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.48 : 8,325.48 = 3,909.57 : x
  2. Step 2: Convert to fraction form
    5,556.48/8,325.48 = 3,909.57/x
  3. Step 3: Cross multiply
    5,556.48x = 8,325.48 × 3,909.57
  4. Step 4: Simplify right side
    5,556.48x = 32,549,046.84
  5. Step 5: Solve for x
    x = 32,549,046.84/5,556.48
  6. Step 6: Final answer
    x = 5,857.85

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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.