Home / 5,022.86-6,921.98-3,678.88

Finding the Fourth Proportional to 5,022.86, 6,921.98 and 3,678.88

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Solution

The fourth proportional to 5,022.86, 6,921.98 and 3,678.88 is: 5,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.86 : 6,921.98 = 3,678.88 : x
  2. Step 2: Convert to fraction form
    5,022.86/6,921.98 = 3,678.88/x
  3. Step 3: Cross multiply
    5,022.86x = 6,921.98 × 3,678.88
  4. Step 4: Simplify right side
    5,022.86x = 25,465,125.67
  5. Step 5: Solve for x
    x = 25,465,125.67/5,022.86
  6. Step 6: Final answer
    x = 5,069.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.