Home / 5,270.43-7,902.99-1,759.22

Finding the Fourth Proportional to 5,270.43, 7,902.99 and 1,759.22

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Solution

The fourth proportional to 5,270.43, 7,902.99 and 1,759.22 is: 2,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.43 : 7,902.99 = 1,759.22 : x
  2. Step 2: Convert to fraction form
    5,270.43/7,902.99 = 1,759.22/x
  3. Step 3: Cross multiply
    5,270.43x = 7,902.99 × 1,759.22
  4. Step 4: Simplify right side
    5,270.43x = 13,903,098.07
  5. Step 5: Solve for x
    x = 13,903,098.07/5,270.43
  6. Step 6: Final answer
    x = 2,637.94

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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.