Home / 4,478.67-6,719.18-4,197.29

Finding the Fourth Proportional to 4,478.67, 6,719.18 and 4,197.29

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Solution

The fourth proportional to 4,478.67, 6,719.18 and 4,197.29 is: 6,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.67 : 6,719.18 = 4,197.29 : x
  2. Step 2: Convert to fraction form
    4,478.67/6,719.18 = 4,197.29/x
  3. Step 3: Cross multiply
    4,478.67x = 6,719.18 × 4,197.29
  4. Step 4: Simplify right side
    4,478.67x = 28,202,292.44
  5. Step 5: Solve for x
    x = 28,202,292.44/4,478.67
  6. Step 6: Final answer
    x = 6,297.02

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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.