Home / 7,754.22-11,629.40-5,434.92

Finding the Fourth Proportional to 7,754.22, 11,629.40 and 5,434.92

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Solution

The fourth proportional to 7,754.22, 11,629.40 and 5,434.92 is: 8,151.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.22 : 11,629.40 = 5,434.92 : x
  2. Step 2: Convert to fraction form
    7,754.22/11,629.40 = 5,434.92/x
  3. Step 3: Cross multiply
    7,754.22x = 11,629.40 × 5,434.92
  4. Step 4: Simplify right side
    7,754.22x = 63,204,831.47
  5. Step 5: Solve for x
    x = 63,204,831.47/7,754.22
  6. Step 6: Final answer
    x = 8,151.02

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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.