Home / 5,223.32-7,824.96-3,243.08

Finding the Fourth Proportional to 5,223.32, 7,824.96 and 3,243.08

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Solution

The fourth proportional to 5,223.32, 7,824.96 and 3,243.08 is: 4,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.32 : 7,824.96 = 3,243.08 : x
  2. Step 2: Convert to fraction form
    5,223.32/7,824.96 = 3,243.08/x
  3. Step 3: Cross multiply
    5,223.32x = 7,824.96 × 3,243.08
  4. Step 4: Simplify right side
    5,223.32x = 25,376,971.28
  5. Step 5: Solve for x
    x = 25,376,971.28/5,223.32
  6. Step 6: Final answer
    x = 4,858.40

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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.