Home / 5,578.63-8,361.61-2,613.53

Finding the Fourth Proportional to 5,578.63, 8,361.61 and 2,613.53

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Solution

The fourth proportional to 5,578.63, 8,361.61 and 2,613.53 is: 3,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.63 : 8,361.61 = 2,613.53 : x
  2. Step 2: Convert to fraction form
    5,578.63/8,361.61 = 2,613.53/x
  3. Step 3: Cross multiply
    5,578.63x = 8,361.61 × 2,613.53
  4. Step 4: Simplify right side
    5,578.63x = 21,853,318.58
  5. Step 5: Solve for x
    x = 21,853,318.58/5,578.63
  6. Step 6: Final answer
    x = 3,917.33

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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.