Home / 9,322.38-13,980.60-3,081.23

Finding the Fourth Proportional to 9,322.38, 13,980.60 and 3,081.23

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Solution

The fourth proportional to 9,322.38, 13,980.60 and 3,081.23 is: 4,620.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.38 : 13,980.60 = 3,081.23 : x
  2. Step 2: Convert to fraction form
    9,322.38/13,980.60 = 3,081.23/x
  3. Step 3: Cross multiply
    9,322.38x = 13,980.60 × 3,081.23
  4. Step 4: Simplify right side
    9,322.38x = 43,077,374.24
  5. Step 5: Solve for x
    x = 43,077,374.24/9,322.38
  6. Step 6: Final answer
    x = 4,620.86

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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.