Home / 5,188.01-7,782.01-1,292.41

Finding the Fourth Proportional to 5,188.01, 7,782.01 and 1,292.41

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Solution

The fourth proportional to 5,188.01, 7,782.01 and 1,292.41 is: 1,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188.01 : 7,782.01 = 1,292.41 : x
  2. Step 2: Convert to fraction form
    5,188.01/7,782.01 = 1,292.41/x
  3. Step 3: Cross multiply
    5,188.01x = 7,782.01 × 1,292.41
  4. Step 4: Simplify right side
    5,188.01x = 10,057,554.04
  5. Step 5: Solve for x
    x = 10,057,554.04/5,188.01
  6. Step 6: Final answer
    x = 1,938.62

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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.