Home / 3,552.78-5,330.16-3,165.46

Finding the Fourth Proportional to 3,552.78, 5,330.16 and 3,165.46

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Solution

The fourth proportional to 3,552.78, 5,330.16 and 3,165.46 is: 4,749.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.78 : 5,330.16 = 3,165.46 : x
  2. Step 2: Convert to fraction form
    3,552.78/5,330.16 = 3,165.46/x
  3. Step 3: Cross multiply
    3,552.78x = 5,330.16 × 3,165.46
  4. Step 4: Simplify right side
    3,552.78x = 16,872,408.27
  5. Step 5: Solve for x
    x = 16,872,408.27/3,552.78
  6. Step 6: Final answer
    x = 4,749.07

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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.