Home / 5,289.03-7,933.61-1,393.47

Finding the Fourth Proportional to 5,289.03, 7,933.61 and 1,393.47

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Solution

The fourth proportional to 5,289.03, 7,933.61 and 1,393.47 is: 2,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.03 : 7,933.61 = 1,393.47 : x
  2. Step 2: Convert to fraction form
    5,289.03/7,933.61 = 1,393.47/x
  3. Step 3: Cross multiply
    5,289.03x = 7,933.61 × 1,393.47
  4. Step 4: Simplify right side
    5,289.03x = 11,055,251.01
  5. Step 5: Solve for x
    x = 11,055,251.01/5,289.03
  6. Step 6: Final answer
    x = 2,090.22

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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.