Home / 3,400.24-5,089.56-1,838.02

Finding the Fourth Proportional to 3,400.24, 5,089.56 and 1,838.02

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Solution

The fourth proportional to 3,400.24, 5,089.56 and 1,838.02 is: 2,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.24 : 5,089.56 = 1,838.02 : x
  2. Step 2: Convert to fraction form
    3,400.24/5,089.56 = 1,838.02/x
  3. Step 3: Cross multiply
    3,400.24x = 5,089.56 × 1,838.02
  4. Step 4: Simplify right side
    3,400.24x = 9,354,713.07
  5. Step 5: Solve for x
    x = 9,354,713.07/3,400.24
  6. Step 6: Final answer
    x = 2,751.19

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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.