Home / 7,844.28-11,766.27-3,164.19

Finding the Fourth Proportional to 7,844.28, 11,766.27 and 3,164.19

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Solution

The fourth proportional to 7,844.28, 11,766.27 and 3,164.19 is: 4,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.28 : 11,766.27 = 3,164.19 : x
  2. Step 2: Convert to fraction form
    7,844.28/11,766.27 = 3,164.19/x
  3. Step 3: Cross multiply
    7,844.28x = 11,766.27 × 3,164.19
  4. Step 4: Simplify right side
    7,844.28x = 37,230,713.87
  5. Step 5: Solve for x
    x = 37,230,713.87/7,844.28
  6. Step 6: Final answer
    x = 4,746.22

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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.