Home / 10,246.32-15,374.16-5,049.36

Finding the Fourth Proportional to 10,246.32, 15,374.16 and 5,049.36

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Solution

The fourth proportional to 10,246.32, 15,374.16 and 5,049.36 is: 7,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.32 : 15,374.16 = 5,049.36 : x
  2. Step 2: Convert to fraction form
    10,246.32/15,374.16 = 5,049.36/x
  3. Step 3: Cross multiply
    10,246.32x = 15,374.16 × 5,049.36
  4. Step 4: Simplify right side
    10,246.32x = 77,629,668.54
  5. Step 5: Solve for x
    x = 77,629,668.54/10,246.32
  6. Step 6: Final answer
    x = 7,576.35

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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.