Home / 7,024.62-9,693.36-3,880.61

Finding the Fourth Proportional to 7,024.62, 9,693.36 and 3,880.61

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Solution

The fourth proportional to 7,024.62, 9,693.36 and 3,880.61 is: 5,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.62 : 9,693.36 = 3,880.61 : x
  2. Step 2: Convert to fraction form
    7,024.62/9,693.36 = 3,880.61/x
  3. Step 3: Cross multiply
    7,024.62x = 9,693.36 × 3,880.61
  4. Step 4: Simplify right side
    7,024.62x = 37,616,101.28
  5. Step 5: Solve for x
    x = 37,616,101.28/7,024.62
  6. Step 6: Final answer
    x = 5,354.89

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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.