Home / 7,253.62-10,865.22-4,619.78

Finding the Fourth Proportional to 7,253.62, 10,865.22 and 4,619.78

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Solution

The fourth proportional to 7,253.62, 10,865.22 and 4,619.78 is: 6,919.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.62 : 10,865.22 = 4,619.78 : x
  2. Step 2: Convert to fraction form
    7,253.62/10,865.22 = 4,619.78/x
  3. Step 3: Cross multiply
    7,253.62x = 10,865.22 × 4,619.78
  4. Step 4: Simplify right side
    7,253.62x = 50,194,926.05
  5. Step 5: Solve for x
    x = 50,194,926.05/7,253.62
  6. Step 6: Final answer
    x = 6,919.98

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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.