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Finding the Fourth Proportional to 6,670.09, 10,002.17 and 3,549.43

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Solution

The fourth proportional to 6,670.09, 10,002.17 and 3,549.43 is: 5,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.09 : 10,002.17 = 3,549.43 : x
  2. Step 2: Convert to fraction form
    6,670.09/10,002.17 = 3,549.43/x
  3. Step 3: Cross multiply
    6,670.09x = 10,002.17 × 3,549.43
  4. Step 4: Simplify right side
    6,670.09x = 35,502,002.26
  5. Step 5: Solve for x
    x = 35,502,002.26/6,670.09
  6. Step 6: Final answer
    x = 5,322.57

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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.