Home / 7,924.80-11,883.84-4,226.24

Finding the Fourth Proportional to 7,924.80, 11,883.84 and 4,226.24

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Solution

The fourth proportional to 7,924.80, 11,883.84 and 4,226.24 is: 6,337.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.80 : 11,883.84 = 4,226.24 : x
  2. Step 2: Convert to fraction form
    7,924.80/11,883.84 = 4,226.24/x
  3. Step 3: Cross multiply
    7,924.80x = 11,883.84 × 4,226.24
  4. Step 4: Simplify right side
    7,924.80x = 50,223,959.96
  5. Step 5: Solve for x
    x = 50,223,959.96/7,924.80
  6. Step 6: Final answer
    x = 6,337.57

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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.