Home / 9,279.06-13,922.24-3,436.13

Finding the Fourth Proportional to 9,279.06, 13,922.24 and 3,436.13

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Solution

The fourth proportional to 9,279.06, 13,922.24 and 3,436.13 is: 5,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.06 : 13,922.24 = 3,436.13 : x
  2. Step 2: Convert to fraction form
    9,279.06/13,922.24 = 3,436.13/x
  3. Step 3: Cross multiply
    9,279.06x = 13,922.24 × 3,436.13
  4. Step 4: Simplify right side
    9,279.06x = 47,838,539.74
  5. Step 5: Solve for x
    x = 47,838,539.74/9,279.06
  6. Step 6: Final answer
    x = 5,155.54

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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.