Home / 5,030.86-6,942.27-2,792.61

Finding the Fourth Proportional to 5,030.86, 6,942.27 and 2,792.61

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Solution

The fourth proportional to 5,030.86, 6,942.27 and 2,792.61 is: 3,853.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.86 : 6,942.27 = 2,792.61 : x
  2. Step 2: Convert to fraction form
    5,030.86/6,942.27 = 2,792.61/x
  3. Step 3: Cross multiply
    5,030.86x = 6,942.27 × 2,792.61
  4. Step 4: Simplify right side
    5,030.86x = 19,387,052.62
  5. Step 5: Solve for x
    x = 19,387,052.62/5,030.86
  6. Step 6: Final answer
    x = 3,853.63

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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.