Home / 5,074.29-7,006.98-3,189.15

Finding the Fourth Proportional to 5,074.29, 7,006.98 and 3,189.15

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Solution

The fourth proportional to 5,074.29, 7,006.98 and 3,189.15 is: 4,403.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.29 : 7,006.98 = 3,189.15 : x
  2. Step 2: Convert to fraction form
    5,074.29/7,006.98 = 3,189.15/x
  3. Step 3: Cross multiply
    5,074.29x = 7,006.98 × 3,189.15
  4. Step 4: Simplify right side
    5,074.29x = 22,346,310.27
  5. Step 5: Solve for x
    x = 22,346,310.27/5,074.29
  6. Step 6: Final answer
    x = 4,403.83

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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.