Home / 5,473.09-7,552.91-3,115.38

Finding the Fourth Proportional to 5,473.09, 7,552.91 and 3,115.38

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Solution

The fourth proportional to 5,473.09, 7,552.91 and 3,115.38 is: 4,299.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.09 : 7,552.91 = 3,115.38 : x
  2. Step 2: Convert to fraction form
    5,473.09/7,552.91 = 3,115.38/x
  3. Step 3: Cross multiply
    5,473.09x = 7,552.91 × 3,115.38
  4. Step 4: Simplify right side
    5,473.09x = 23,530,184.76
  5. Step 5: Solve for x
    x = 23,530,184.76/5,473.09
  6. Step 6: Final answer
    x = 4,299.25

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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.