Home / 2,884.86-4,318.38-1,841.40

Finding the Fourth Proportional to 2,884.86, 4,318.38 and 1,841.40

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Solution

The fourth proportional to 2,884.86, 4,318.38 and 1,841.40 is: 2,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.86 : 4,318.38 = 1,841.40 : x
  2. Step 2: Convert to fraction form
    2,884.86/4,318.38 = 1,841.40/x
  3. Step 3: Cross multiply
    2,884.86x = 4,318.38 × 1,841.40
  4. Step 4: Simplify right side
    2,884.86x = 7,951,864.93
  5. Step 5: Solve for x
    x = 7,951,864.93/2,884.86
  6. Step 6: Final answer
    x = 2,756.41

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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.