Home / 4,821.86-6,654.18-2,726

Finding the Fourth Proportional to 4,821.86, 6,654.18 and 2,726

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Solution

The fourth proportional to 4,821.86, 6,654.18 and 2,726 is: 3,761.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.86 : 6,654.18 = 2,726 : x
  2. Step 2: Convert to fraction form
    4,821.86/6,654.18 = 2,726/x
  3. Step 3: Cross multiply
    4,821.86x = 6,654.18 × 2,726
  4. Step 4: Simplify right side
    4,821.86x = 18,139,294.68
  5. Step 5: Solve for x
    x = 18,139,294.68/4,821.86
  6. Step 6: Final answer
    x = 3,761.89

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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.