Home / 2,479.50-3,716.44-1,161.68

Finding the Fourth Proportional to 2,479.50, 3,716.44 and 1,161.68

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Solution

The fourth proportional to 2,479.50, 3,716.44 and 1,161.68 is: 1,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.50 : 3,716.44 = 1,161.68 : x
  2. Step 2: Convert to fraction form
    2,479.50/3,716.44 = 1,161.68/x
  3. Step 3: Cross multiply
    2,479.50x = 3,716.44 × 1,161.68
  4. Step 4: Simplify right side
    2,479.50x = 4,317,314.02
  5. Step 5: Solve for x
    x = 4,317,314.02/2,479.50
  6. Step 6: Final answer
    x = 1,741.20

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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.