Home / 7,322.91-10,104.60-4,135.02

Finding the Fourth Proportional to 7,322.91, 10,104.60 and 4,135.02

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Solution

The fourth proportional to 7,322.91, 10,104.60 and 4,135.02 is: 5,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.91 : 10,104.60 = 4,135.02 : x
  2. Step 2: Convert to fraction form
    7,322.91/10,104.60 = 4,135.02/x
  3. Step 3: Cross multiply
    7,322.91x = 10,104.60 × 4,135.02
  4. Step 4: Simplify right side
    7,322.91x = 41,782,723.09
  5. Step 5: Solve for x
    x = 41,782,723.09/7,322.91
  6. Step 6: Final answer
    x = 5,705.75

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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.