Home / 4,266.72-6,400.08-2,536.80

Finding the Fourth Proportional to 4,266.72, 6,400.08 and 2,536.80

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Solution

The fourth proportional to 4,266.72, 6,400.08 and 2,536.80 is: 3,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.72 : 6,400.08 = 2,536.80 : x
  2. Step 2: Convert to fraction form
    4,266.72/6,400.08 = 2,536.80/x
  3. Step 3: Cross multiply
    4,266.72x = 6,400.08 × 2,536.80
  4. Step 4: Simplify right side
    4,266.72x = 16,235,722.94
  5. Step 5: Solve for x
    x = 16,235,722.94/4,266.72
  6. Step 6: Final answer
    x = 3,805.20

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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.