Home / 10,168.56-15,252.21-3,243.06

Finding the Fourth Proportional to 10,168.56, 15,252.21 and 3,243.06

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Solution

The fourth proportional to 10,168.56, 15,252.21 and 3,243.06 is: 4,864.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.56 : 15,252.21 = 3,243.06 : x
  2. Step 2: Convert to fraction form
    10,168.56/15,252.21 = 3,243.06/x
  3. Step 3: Cross multiply
    10,168.56x = 15,252.21 × 3,243.06
  4. Step 4: Simplify right side
    10,168.56x = 49,463,832.16
  5. Step 5: Solve for x
    x = 49,463,832.16/10,168.56
  6. Step 6: Final answer
    x = 4,864.39

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1.5x scale

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.