Home / 5,380.53-8,072.16-2,260.71

Finding the Fourth Proportional to 5,380.53, 8,072.16 and 2,260.71

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Solution

The fourth proportional to 5,380.53, 8,072.16 and 2,260.71 is: 3,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.53 : 8,072.16 = 2,260.71 : x
  2. Step 2: Convert to fraction form
    5,380.53/8,072.16 = 2,260.71/x
  3. Step 3: Cross multiply
    5,380.53x = 8,072.16 × 2,260.71
  4. Step 4: Simplify right side
    5,380.53x = 18,248,804.36
  5. Step 5: Solve for x
    x = 18,248,804.36/5,380.53
  6. Step 6: Final answer
    x = 3,391.64

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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.