Home / 4,877.10-6,729.03-3,198.24

Finding the Fourth Proportional to 4,877.10, 6,729.03 and 3,198.24

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Solution

The fourth proportional to 4,877.10, 6,729.03 and 3,198.24 is: 4,412.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.10 : 6,729.03 = 3,198.24 : x
  2. Step 2: Convert to fraction form
    4,877.10/6,729.03 = 3,198.24/x
  3. Step 3: Cross multiply
    4,877.10x = 6,729.03 × 3,198.24
  4. Step 4: Simplify right side
    4,877.10x = 21,521,052.91
  5. Step 5: Solve for x
    x = 21,521,052.91/4,877.10
  6. Step 6: Final answer
    x = 4,412.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.