Home / 5,480.01-7,562.43-3,122.10

Finding the Fourth Proportional to 5,480.01, 7,562.43 and 3,122.10

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Solution

The fourth proportional to 5,480.01, 7,562.43 and 3,122.10 is: 4,308.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.01 : 7,562.43 = 3,122.10 : x
  2. Step 2: Convert to fraction form
    5,480.01/7,562.43 = 3,122.10/x
  3. Step 3: Cross multiply
    5,480.01x = 7,562.43 × 3,122.10
  4. Step 4: Simplify right side
    5,480.01x = 23,610,662.70
  5. Step 5: Solve for x
    x = 23,610,662.70/5,480.01
  6. Step 6: Final answer
    x = 4,308.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.