Home / 5,348.43-8,021.57-4,480.11

Finding the Fourth Proportional to 5,348.43, 8,021.57 and 4,480.11

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Solution

The fourth proportional to 5,348.43, 8,021.57 and 4,480.11 is: 6,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.43 : 8,021.57 = 4,480.11 : x
  2. Step 2: Convert to fraction form
    5,348.43/8,021.57 = 4,480.11/x
  3. Step 3: Cross multiply
    5,348.43x = 8,021.57 × 4,480.11
  4. Step 4: Simplify right side
    5,348.43x = 35,937,493.57
  5. Step 5: Solve for x
    x = 35,937,493.57/5,348.43
  6. Step 6: Final answer
    x = 6,719.26

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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.