Home / 5,400.08-7,452.65-3,161.82

Finding the Fourth Proportional to 5,400.08, 7,452.65 and 3,161.82

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Solution

The fourth proportional to 5,400.08, 7,452.65 and 3,161.82 is: 4,363.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.08 : 7,452.65 = 3,161.82 : x
  2. Step 2: Convert to fraction form
    5,400.08/7,452.65 = 3,161.82/x
  3. Step 3: Cross multiply
    5,400.08x = 7,452.65 × 3,161.82
  4. Step 4: Simplify right side
    5,400.08x = 23,563,937.82
  5. Step 5: Solve for x
    x = 23,563,937.82/5,400.08
  6. Step 6: Final answer
    x = 4,363.63

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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.