Home / 9,279.92-13,922.15-3,040.26

Finding the Fourth Proportional to 9,279.92, 13,922.15 and 3,040.26

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Solution

The fourth proportional to 9,279.92, 13,922.15 and 3,040.26 is: 4,561.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.92 : 13,922.15 = 3,040.26 : x
  2. Step 2: Convert to fraction form
    9,279.92/13,922.15 = 3,040.26/x
  3. Step 3: Cross multiply
    9,279.92x = 13,922.15 × 3,040.26
  4. Step 4: Simplify right side
    9,279.92x = 42,326,940.56
  5. Step 5: Solve for x
    x = 42,326,940.56/9,279.92
  6. Step 6: Final answer
    x = 4,561.13

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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.