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Finding the Fourth Proportional to 6,522.86, 9,001.39 and 3,538.62

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Solution

The fourth proportional to 6,522.86, 9,001.39 and 3,538.62 is: 4,883.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,522.86 : 9,001.39 = 3,538.62 : x
  2. Step 2: Convert to fraction form
    6,522.86/9,001.39 = 3,538.62/x
  3. Step 3: Cross multiply
    6,522.86x = 9,001.39 × 3,538.62
  4. Step 4: Simplify right side
    6,522.86x = 31,852,498.68
  5. Step 5: Solve for x
    x = 31,852,498.68/6,522.86
  6. Step 6: Final answer
    x = 4,883.21

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1.5x scale

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.