Home / 4,148.72-6,222.32-1,375.08

Finding the Fourth Proportional to 4,148.72, 6,222.32 and 1,375.08

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Solution

The fourth proportional to 4,148.72, 6,222.32 and 1,375.08 is: 2,062.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.72 : 6,222.32 = 1,375.08 : x
  2. Step 2: Convert to fraction form
    4,148.72/6,222.32 = 1,375.08/x
  3. Step 3: Cross multiply
    4,148.72x = 6,222.32 × 1,375.08
  4. Step 4: Simplify right side
    4,148.72x = 8,556,162.73
  5. Step 5: Solve for x
    x = 8,556,162.73/4,148.72
  6. Step 6: Final answer
    x = 2,062.36

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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.