Home / 3,868.28-5,801.76-1,094.31

Finding the Fourth Proportional to 3,868.28, 5,801.76 and 1,094.31

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Solution

The fourth proportional to 3,868.28, 5,801.76 and 1,094.31 is: 1,641.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.28 : 5,801.76 = 1,094.31 : x
  2. Step 2: Convert to fraction form
    3,868.28/5,801.76 = 1,094.31/x
  3. Step 3: Cross multiply
    3,868.28x = 5,801.76 × 1,094.31
  4. Step 4: Simplify right side
    3,868.28x = 6,348,923.99
  5. Step 5: Solve for x
    x = 6,348,923.99/3,868.28
  6. Step 6: Final answer
    x = 1,641.28

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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.