Home / 2,903.11-4,009.33-2,400.79

Finding the Fourth Proportional to 2,903.11, 4,009.33 and 2,400.79

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Solution

The fourth proportional to 2,903.11, 4,009.33 and 2,400.79 is: 3,315.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.11 : 4,009.33 = 2,400.79 : x
  2. Step 2: Convert to fraction form
    2,903.11/4,009.33 = 2,400.79/x
  3. Step 3: Cross multiply
    2,903.11x = 4,009.33 × 2,400.79
  4. Step 4: Simplify right side
    2,903.11x = 9,625,559.87
  5. Step 5: Solve for x
    x = 9,625,559.87/2,903.11
  6. Step 6: Final answer
    x = 3,315.61

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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.