Home / 4,422.93-6,638.76-3,249.65

Finding the Fourth Proportional to 4,422.93, 6,638.76 and 3,249.65

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Solution

The fourth proportional to 4,422.93, 6,638.76 and 3,249.65 is: 4,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.93 : 6,638.76 = 3,249.65 : x
  2. Step 2: Convert to fraction form
    4,422.93/6,638.76 = 3,249.65/x
  3. Step 3: Cross multiply
    4,422.93x = 6,638.76 × 3,249.65
  4. Step 4: Simplify right side
    4,422.93x = 21,573,613.24
  5. Step 5: Solve for x
    x = 21,573,613.24/4,422.93
  6. Step 6: Final answer
    x = 4,877.67

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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.