Home / 5,564.31-8,348.09-2,276.79

Finding the Fourth Proportional to 5,564.31, 8,348.09 and 2,276.79

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Solution

The fourth proportional to 5,564.31, 8,348.09 and 2,276.79 is: 3,415.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.31 : 8,348.09 = 2,276.79 : x
  2. Step 2: Convert to fraction form
    5,564.31/8,348.09 = 2,276.79/x
  3. Step 3: Cross multiply
    5,564.31x = 8,348.09 × 2,276.79
  4. Step 4: Simplify right side
    5,564.31x = 19,006,836.45
  5. Step 5: Solve for x
    x = 19,006,836.45/5,564.31
  6. Step 6: Final answer
    x = 3,415.85

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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.