Home / 5,081.93-7,617.69-3,438.64

Finding the Fourth Proportional to 5,081.93, 7,617.69 and 3,438.64

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Solution

The fourth proportional to 5,081.93, 7,617.69 and 3,438.64 is: 5,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.93 : 7,617.69 = 3,438.64 : x
  2. Step 2: Convert to fraction form
    5,081.93/7,617.69 = 3,438.64/x
  3. Step 3: Cross multiply
    5,081.93x = 7,617.69 × 3,438.64
  4. Step 4: Simplify right side
    5,081.93x = 26,194,493.54
  5. Step 5: Solve for x
    x = 26,194,493.54/5,081.93
  6. Step 6: Final answer
    x = 5,154.44

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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.