Home / 3,926.16-5,887.80-1,152.12

Finding the Fourth Proportional to 3,926.16, 5,887.80 and 1,152.12

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Solution

The fourth proportional to 3,926.16, 5,887.80 and 1,152.12 is: 1,727.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.16 : 5,887.80 = 1,152.12 : x
  2. Step 2: Convert to fraction form
    3,926.16/5,887.80 = 1,152.12/x
  3. Step 3: Cross multiply
    3,926.16x = 5,887.80 × 1,152.12
  4. Step 4: Simplify right side
    3,926.16x = 6,783,452.14
  5. Step 5: Solve for x
    x = 6,783,452.14/3,926.16
  6. Step 6: Final answer
    x = 1,727.76

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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.