Home / 3,391.61-5,097.60-2,810.43

Finding the Fourth Proportional to 3,391.61, 5,097.60 and 2,810.43

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Solution

The fourth proportional to 3,391.61, 5,097.60 and 2,810.43 is: 4,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.61 : 5,097.60 = 2,810.43 : x
  2. Step 2: Convert to fraction form
    3,391.61/5,097.60 = 2,810.43/x
  3. Step 3: Cross multiply
    3,391.61x = 5,097.60 × 2,810.43
  4. Step 4: Simplify right side
    3,391.61x = 14,326,447.97
  5. Step 5: Solve for x
    x = 14,326,447.97/3,391.61
  6. Step 6: Final answer
    x = 4,224.09

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1.5x scale

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.