Home / 3,802.48-5,704.54-2,159.80

Finding the Fourth Proportional to 3,802.48, 5,704.54 and 2,159.80

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Solution

The fourth proportional to 3,802.48, 5,704.54 and 2,159.80 is: 3,240.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.48 : 5,704.54 = 2,159.80 : x
  2. Step 2: Convert to fraction form
    3,802.48/5,704.54 = 2,159.80/x
  3. Step 3: Cross multiply
    3,802.48x = 5,704.54 × 2,159.80
  4. Step 4: Simplify right side
    3,802.48x = 12,320,665.49
  5. Step 5: Solve for x
    x = 12,320,665.49/3,802.48
  6. Step 6: Final answer
    x = 3,240.17

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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.