Home / 3,848.57-5,772.03-1,216.28

Finding the Fourth Proportional to 3,848.57, 5,772.03 and 1,216.28

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Solution

The fourth proportional to 3,848.57, 5,772.03 and 1,216.28 is: 1,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.57 : 5,772.03 = 1,216.28 : x
  2. Step 2: Convert to fraction form
    3,848.57/5,772.03 = 1,216.28/x
  3. Step 3: Cross multiply
    3,848.57x = 5,772.03 × 1,216.28
  4. Step 4: Simplify right side
    3,848.57x = 7,020,404.65
  5. Step 5: Solve for x
    x = 7,020,404.65/3,848.57
  6. Step 6: Final answer
    x = 1,824.16

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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.