Home / 2,898.27-4,346.67-1,118.97

Finding the Fourth Proportional to 2,898.27, 4,346.67 and 1,118.97

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Solution

The fourth proportional to 2,898.27, 4,346.67 and 1,118.97 is: 1,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.27 : 4,346.67 = 1,118.97 : x
  2. Step 2: Convert to fraction form
    2,898.27/4,346.67 = 1,118.97/x
  3. Step 3: Cross multiply
    2,898.27x = 4,346.67 × 1,118.97
  4. Step 4: Simplify right side
    2,898.27x = 4,863,793.33
  5. Step 5: Solve for x
    x = 4,863,793.33/2,898.27
  6. Step 6: Final answer
    x = 1,678.17

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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.