Home / 5,098.27-7,035.11-3,109.32

Finding the Fourth Proportional to 5,098.27, 7,035.11 and 3,109.32

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Solution

The fourth proportional to 5,098.27, 7,035.11 and 3,109.32 is: 4,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.27 : 7,035.11 = 3,109.32 : x
  2. Step 2: Convert to fraction form
    5,098.27/7,035.11 = 3,109.32/x
  3. Step 3: Cross multiply
    5,098.27x = 7,035.11 × 3,109.32
  4. Step 4: Simplify right side
    5,098.27x = 21,874,357.50
  5. Step 5: Solve for x
    x = 21,874,357.50/5,098.27
  6. Step 6: Final answer
    x = 4,290.55

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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.