Home / 9,255.54-13,876.83-3,411.39

Finding the Fourth Proportional to 9,255.54, 13,876.83 and 3,411.39

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Solution

The fourth proportional to 9,255.54, 13,876.83 and 3,411.39 is: 5,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.54 : 13,876.83 = 3,411.39 : x
  2. Step 2: Convert to fraction form
    9,255.54/13,876.83 = 3,411.39/x
  3. Step 3: Cross multiply
    9,255.54x = 13,876.83 × 3,411.39
  4. Step 4: Simplify right side
    9,255.54x = 47,339,279.09
  5. Step 5: Solve for x
    x = 47,339,279.09/9,255.54
  6. Step 6: Final answer
    x = 5,114.70

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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.