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Finding the Fourth Proportional to 5,751.99, 8,625.42 and 4,008.20

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Solution

The fourth proportional to 5,751.99, 8,625.42 and 4,008.20 is: 6,010.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.99 : 8,625.42 = 4,008.20 : x
  2. Step 2: Convert to fraction form
    5,751.99/8,625.42 = 4,008.20/x
  3. Step 3: Cross multiply
    5,751.99x = 8,625.42 × 4,008.20
  4. Step 4: Simplify right side
    5,751.99x = 34,572,408.44
  5. Step 5: Solve for x
    x = 34,572,408.44/5,751.99
  6. Step 6: Final answer
    x = 6,010.51

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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.