Home / 5,398.37-7,449.73-3,040.50

Finding the Fourth Proportional to 5,398.37, 7,449.73 and 3,040.50

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Solution

The fourth proportional to 5,398.37, 7,449.73 and 3,040.50 is: 4,195.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.37 : 7,449.73 = 3,040.50 : x
  2. Step 2: Convert to fraction form
    5,398.37/7,449.73 = 3,040.50/x
  3. Step 3: Cross multiply
    5,398.37x = 7,449.73 × 3,040.50
  4. Step 4: Simplify right side
    5,398.37x = 22,650,904.07
  5. Step 5: Solve for x
    x = 22,650,904.07/5,398.37
  6. Step 6: Final answer
    x = 4,195.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.