Home / 7,552.50-10,422.72-4,408.08

Finding the Fourth Proportional to 7,552.50, 10,422.72 and 4,408.08

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Solution

The fourth proportional to 7,552.50, 10,422.72 and 4,408.08 is: 6,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.50 : 10,422.72 = 4,408.08 : x
  2. Step 2: Convert to fraction form
    7,552.50/10,422.72 = 4,408.08/x
  3. Step 3: Cross multiply
    7,552.50x = 10,422.72 × 4,408.08
  4. Step 4: Simplify right side
    7,552.50x = 45,944,183.58
  5. Step 5: Solve for x
    x = 45,944,183.58/7,552.50
  6. Step 6: Final answer
    x = 6,083.31

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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.