Home / 4,178.70-6,266.82-1,256.22

Finding the Fourth Proportional to 4,178.70, 6,266.82 and 1,256.22

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Solution

The fourth proportional to 4,178.70, 6,266.82 and 1,256.22 is: 1,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.70 : 6,266.82 = 1,256.22 : x
  2. Step 2: Convert to fraction form
    4,178.70/6,266.82 = 1,256.22/x
  3. Step 3: Cross multiply
    4,178.70x = 6,266.82 × 1,256.22
  4. Step 4: Simplify right side
    4,178.70x = 7,872,504.62
  5. Step 5: Solve for x
    x = 7,872,504.62/4,178.70
  6. Step 6: Final answer
    x = 1,883.96

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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.