Home / 5,480.16-8,223.72-2,884.92

Finding the Fourth Proportional to 5,480.16, 8,223.72 and 2,884.92

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Solution

The fourth proportional to 5,480.16, 8,223.72 and 2,884.92 is: 4,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.16 : 8,223.72 = 2,884.92 : x
  2. Step 2: Convert to fraction form
    5,480.16/8,223.72 = 2,884.92/x
  3. Step 3: Cross multiply
    5,480.16x = 8,223.72 × 2,884.92
  4. Step 4: Simplify right side
    5,480.16x = 23,724,774.30
  5. Step 5: Solve for x
    x = 23,724,774.30/5,480.16
  6. Step 6: Final answer
    x = 4,329.21

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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.