Home / 4,247.10-6,367.02-1,613.12

Finding the Fourth Proportional to 4,247.10, 6,367.02 and 1,613.12

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Solution

The fourth proportional to 4,247.10, 6,367.02 and 1,613.12 is: 2,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.10 : 6,367.02 = 1,613.12 : x
  2. Step 2: Convert to fraction form
    4,247.10/6,367.02 = 1,613.12/x
  3. Step 3: Cross multiply
    4,247.10x = 6,367.02 × 1,613.12
  4. Step 4: Simplify right side
    4,247.10x = 10,270,767.30
  5. Step 5: Solve for x
    x = 10,270,767.30/4,247.10
  6. Step 6: Final answer
    x = 2,418.30

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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.