Home / 6,089.74-9,128.20-2,578.94

Finding the Fourth Proportional to 6,089.74, 9,128.20 and 2,578.94

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Solution

The fourth proportional to 6,089.74, 9,128.20 and 2,578.94 is: 3,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,089.74 : 9,128.20 = 2,578.94 : x
  2. Step 2: Convert to fraction form
    6,089.74/9,128.20 = 2,578.94/x
  3. Step 3: Cross multiply
    6,089.74x = 9,128.20 × 2,578.94
  4. Step 4: Simplify right side
    6,089.74x = 23,541,080.11
  5. Step 5: Solve for x
    x = 23,541,080.11/6,089.74
  6. Step 6: Final answer
    x = 3,865.70

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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.