Home / 9,481.28-13,081.77-5,703.23

Finding the Fourth Proportional to 9,481.28, 13,081.77 and 5,703.23

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Solution

The fourth proportional to 9,481.28, 13,081.77 and 5,703.23 is: 7,869.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.28 : 13,081.77 = 5,703.23 : x
  2. Step 2: Convert to fraction form
    9,481.28/13,081.77 = 5,703.23/x
  3. Step 3: Cross multiply
    9,481.28x = 13,081.77 × 5,703.23
  4. Step 4: Simplify right side
    9,481.28x = 74,608,343.12
  5. Step 5: Solve for x
    x = 74,608,343.12/9,481.28
  6. Step 6: Final answer
    x = 7,869.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.