Home / 3,098.93-4,277.03-2,391.80

Finding the Fourth Proportional to 3,098.93, 4,277.03 and 2,391.80

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Solution

The fourth proportional to 3,098.93, 4,277.03 and 2,391.80 is: 3,301.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.93 : 4,277.03 = 2,391.80 : x
  2. Step 2: Convert to fraction form
    3,098.93/4,277.03 = 2,391.80/x
  3. Step 3: Cross multiply
    3,098.93x = 4,277.03 × 2,391.80
  4. Step 4: Simplify right side
    3,098.93x = 10,229,788.40
  5. Step 5: Solve for x
    x = 10,229,788.40/3,098.93
  6. Step 6: Final answer
    x = 3,301.07

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1.5x scale

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.