Home / 4,048.74-5,580.54-3,207.96

Finding the Fourth Proportional to 4,048.74, 5,580.54 and 3,207.96

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Solution

The fourth proportional to 4,048.74, 5,580.54 and 3,207.96 is: 4,421.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.74 : 5,580.54 = 3,207.96 : x
  2. Step 2: Convert to fraction form
    4,048.74/5,580.54 = 3,207.96/x
  3. Step 3: Cross multiply
    4,048.74x = 5,580.54 × 3,207.96
  4. Step 4: Simplify right side
    4,048.74x = 17,902,149.10
  5. Step 5: Solve for x
    x = 17,902,149.10/4,048.74
  6. Step 6: Final answer
    x = 4,421.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.