Home / 2,486.10-3,730.62-927.18

Finding the Fourth Proportional to 2,486.10, 3,730.62 and 927.18

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Solution

The fourth proportional to 2,486.10, 3,730.62 and 927.18 is: 1,391.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.10 : 3,730.62 = 927.18 : x
  2. Step 2: Convert to fraction form
    2,486.10/3,730.62 = 927.18/x
  3. Step 3: Cross multiply
    2,486.10x = 3,730.62 × 927.18
  4. Step 4: Simplify right side
    2,486.10x = 3,458,956.25
  5. Step 5: Solve for x
    x = 3,458,956.25/2,486.10
  6. Step 6: Final answer
    x = 1,391.32

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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.