Home / 7,144.43-10,710.26-3,632.47

Finding the Fourth Proportional to 7,144.43, 10,710.26 and 3,632.47

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Solution

The fourth proportional to 7,144.43, 10,710.26 and 3,632.47 is: 5,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144.43 : 10,710.26 = 3,632.47 : x
  2. Step 2: Convert to fraction form
    7,144.43/10,710.26 = 3,632.47/x
  3. Step 3: Cross multiply
    7,144.43x = 10,710.26 × 3,632.47
  4. Step 4: Simplify right side
    7,144.43x = 38,904,712.27
  5. Step 5: Solve for x
    x = 38,904,712.27/7,144.43
  6. Step 6: Final answer
    x = 5,445.46

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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.