Home / 10,297.43-15,440.62-3,275.54

Finding the Fourth Proportional to 10,297.43, 15,440.62 and 3,275.54

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Solution

The fourth proportional to 10,297.43, 15,440.62 and 3,275.54 is: 4,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297.43 : 15,440.62 = 3,275.54 : x
  2. Step 2: Convert to fraction form
    10,297.43/15,440.62 = 3,275.54/x
  3. Step 3: Cross multiply
    10,297.43x = 15,440.62 × 3,275.54
  4. Step 4: Simplify right side
    10,297.43x = 50,576,368.43
  5. Step 5: Solve for x
    x = 50,576,368.43/10,297.43
  6. Step 6: Final answer
    x = 4,911.55

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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.