Home / 4,008.30-5,534.54-3,122.57

Finding the Fourth Proportional to 4,008.30, 5,534.54 and 3,122.57

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Solution

The fourth proportional to 4,008.30, 5,534.54 and 3,122.57 is: 4,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.30 : 5,534.54 = 3,122.57 : x
  2. Step 2: Convert to fraction form
    4,008.30/5,534.54 = 3,122.57/x
  3. Step 3: Cross multiply
    4,008.30x = 5,534.54 × 3,122.57
  4. Step 4: Simplify right side
    4,008.30x = 17,281,945.28
  5. Step 5: Solve for x
    x = 17,281,945.28/4,008.30
  6. Step 6: Final answer
    x = 4,311.54

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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.