Home / 6,266.35-9,381.30-4,188.70

Finding the Fourth Proportional to 6,266.35, 9,381.30 and 4,188.70

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Solution

The fourth proportional to 6,266.35, 9,381.30 and 4,188.70 is: 6,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.35 : 9,381.30 = 4,188.70 : x
  2. Step 2: Convert to fraction form
    6,266.35/9,381.30 = 4,188.70/x
  3. Step 3: Cross multiply
    6,266.35x = 9,381.30 × 4,188.70
  4. Step 4: Simplify right side
    6,266.35x = 39,295,451.31
  5. Step 5: Solve for x
    x = 39,295,451.31/6,266.35
  6. Step 6: Final answer
    x = 6,270.87

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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.