Home / 5,493.38-7,578.98-3,133.82

Finding the Fourth Proportional to 5,493.38, 7,578.98 and 3,133.82

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Solution

The fourth proportional to 5,493.38, 7,578.98 and 3,133.82 is: 4,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.38 : 7,578.98 = 3,133.82 : x
  2. Step 2: Convert to fraction form
    5,493.38/7,578.98 = 3,133.82/x
  3. Step 3: Cross multiply
    5,493.38x = 7,578.98 × 3,133.82
  4. Step 4: Simplify right side
    5,493.38x = 23,751,159.10
  5. Step 5: Solve for x
    x = 23,751,159.10/5,493.38
  6. Step 6: Final answer
    x = 4,323.60

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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.