Home / 2,993.19-4,488.76-1,118.68

Finding the Fourth Proportional to 2,993.19, 4,488.76 and 1,118.68

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Solution

The fourth proportional to 2,993.19, 4,488.76 and 1,118.68 is: 1,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.19 : 4,488.76 = 1,118.68 : x
  2. Step 2: Convert to fraction form
    2,993.19/4,488.76 = 1,118.68/x
  3. Step 3: Cross multiply
    2,993.19x = 4,488.76 × 1,118.68
  4. Step 4: Simplify right side
    2,993.19x = 5,021,486.04
  5. Step 5: Solve for x
    x = 5,021,486.04/2,993.19
  6. Step 6: Final answer
    x = 1,677.64

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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.