Home / 3,848.34-5,772.54-2,116.02

Finding the Fourth Proportional to 3,848.34, 5,772.54 and 2,116.02

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Solution

The fourth proportional to 3,848.34, 5,772.54 and 2,116.02 is: 3,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.34 : 5,772.54 = 2,116.02 : x
  2. Step 2: Convert to fraction form
    3,848.34/5,772.54 = 2,116.02/x
  3. Step 3: Cross multiply
    3,848.34x = 5,772.54 × 2,116.02
  4. Step 4: Simplify right side
    3,848.34x = 12,214,810.09
  5. Step 5: Solve for x
    x = 12,214,810.09/3,848.34
  6. Step 6: Final answer
    x = 3,174.05

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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.