Home / 4,416.87-6,625.31-1,129.97

Finding the Fourth Proportional to 4,416.87, 6,625.31 and 1,129.97

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Solution

The fourth proportional to 4,416.87, 6,625.31 and 1,129.97 is: 1,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.87 : 6,625.31 = 1,129.97 : x
  2. Step 2: Convert to fraction form
    4,416.87/6,625.31 = 1,129.97/x
  3. Step 3: Cross multiply
    4,416.87x = 6,625.31 × 1,129.97
  4. Step 4: Simplify right side
    4,416.87x = 7,486,401.54
  5. Step 5: Solve for x
    x = 7,486,401.54/4,416.87
  6. Step 6: Final answer
    x = 1,694.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.