Home / 7,024.20-9,693.30-3,880.41

Finding the Fourth Proportional to 7,024.20, 9,693.30 and 3,880.41

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Solution

The fourth proportional to 7,024.20, 9,693.30 and 3,880.41 is: 5,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.20 : 9,693.30 = 3,880.41 : x
  2. Step 2: Convert to fraction form
    7,024.20/9,693.30 = 3,880.41/x
  3. Step 3: Cross multiply
    7,024.20x = 9,693.30 × 3,880.41
  4. Step 4: Simplify right side
    7,024.20x = 37,613,978.25
  5. Step 5: Solve for x
    x = 37,613,978.25/7,024.20
  6. Step 6: Final answer
    x = 5,354.91

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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.