Home / 10,182.66-15,276.39-3,162.32

Finding the Fourth Proportional to 10,182.66, 15,276.39 and 3,162.32

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Solution

The fourth proportional to 10,182.66, 15,276.39 and 3,162.32 is: 4,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.66 : 15,276.39 = 3,162.32 : x
  2. Step 2: Convert to fraction form
    10,182.66/15,276.39 = 3,162.32/x
  3. Step 3: Cross multiply
    10,182.66x = 15,276.39 × 3,162.32
  4. Step 4: Simplify right side
    10,182.66x = 48,308,833.62
  5. Step 5: Solve for x
    x = 48,308,833.62/10,182.66
  6. Step 6: Final answer
    x = 4,744.23

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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.