Home / 5,365.48-8,047.32-1,469.20

Finding the Fourth Proportional to 5,365.48, 8,047.32 and 1,469.20

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Solution

The fourth proportional to 5,365.48, 8,047.32 and 1,469.20 is: 2,203.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.48 : 8,047.32 = 1,469.20 : x
  2. Step 2: Convert to fraction form
    5,365.48/8,047.32 = 1,469.20/x
  3. Step 3: Cross multiply
    5,365.48x = 8,047.32 × 1,469.20
  4. Step 4: Simplify right side
    5,365.48x = 11,823,122.54
  5. Step 5: Solve for x
    x = 11,823,122.54/5,365.48
  6. Step 6: Final answer
    x = 2,203.55

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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.