Home / 6,103.59-9,155.76-1,721.43

Finding the Fourth Proportional to 6,103.59, 9,155.76 and 1,721.43

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Solution

The fourth proportional to 6,103.59, 9,155.76 and 1,721.43 is: 2,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.59 : 9,155.76 = 1,721.43 : x
  2. Step 2: Convert to fraction form
    6,103.59/9,155.76 = 1,721.43/x
  3. Step 3: Cross multiply
    6,103.59x = 9,155.76 × 1,721.43
  4. Step 4: Simplify right side
    6,103.59x = 15,760,999.94
  5. Step 5: Solve for x
    x = 15,760,999.94/6,103.59
  6. Step 6: Final answer
    x = 2,582.25

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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.