Home / 9,148.32-13,723.56-2,908.62

Finding the Fourth Proportional to 9,148.32, 13,723.56 and 2,908.62

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Solution

The fourth proportional to 9,148.32, 13,723.56 and 2,908.62 is: 4,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.32 : 13,723.56 = 2,908.62 : x
  2. Step 2: Convert to fraction form
    9,148.32/13,723.56 = 2,908.62/x
  3. Step 3: Cross multiply
    9,148.32x = 13,723.56 × 2,908.62
  4. Step 4: Simplify right side
    9,148.32x = 39,916,621.09
  5. Step 5: Solve for x
    x = 39,916,621.09/9,148.32
  6. Step 6: Final answer
    x = 4,363.27

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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.