Home / 5,544.18-8,310.15-3,078.18

Finding the Fourth Proportional to 5,544.18, 8,310.15 and 3,078.18

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Solution

The fourth proportional to 5,544.18, 8,310.15 and 3,078.18 is: 4,613.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.18 : 8,310.15 = 3,078.18 : x
  2. Step 2: Convert to fraction form
    5,544.18/8,310.15 = 3,078.18/x
  3. Step 3: Cross multiply
    5,544.18x = 8,310.15 × 3,078.18
  4. Step 4: Simplify right side
    5,544.18x = 25,580,137.53
  5. Step 5: Solve for x
    x = 25,580,137.53/5,544.18
  6. Step 6: Final answer
    x = 4,613.87

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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.