Home / 5,352.89-7,390.22-3,493.13

Finding the Fourth Proportional to 5,352.89, 7,390.22 and 3,493.13

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Solution

The fourth proportional to 5,352.89, 7,390.22 and 3,493.13 is: 4,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.89 : 7,390.22 = 3,493.13 : x
  2. Step 2: Convert to fraction form
    5,352.89/7,390.22 = 3,493.13/x
  3. Step 3: Cross multiply
    5,352.89x = 7,390.22 × 3,493.13
  4. Step 4: Simplify right side
    5,352.89x = 25,814,981.72
  5. Step 5: Solve for x
    x = 25,814,981.72/5,352.89
  6. Step 6: Final answer
    x = 4,822.63

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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.