Home / 3,498.16-5,247.24-2,399.20

Finding the Fourth Proportional to 3,498.16, 5,247.24 and 2,399.20

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Solution

The fourth proportional to 3,498.16, 5,247.24 and 2,399.20 is: 3,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.16 : 5,247.24 = 2,399.20 : x
  2. Step 2: Convert to fraction form
    3,498.16/5,247.24 = 2,399.20/x
  3. Step 3: Cross multiply
    3,498.16x = 5,247.24 × 2,399.20
  4. Step 4: Simplify right side
    3,498.16x = 12,589,178.21
  5. Step 5: Solve for x
    x = 12,589,178.21/3,498.16
  6. Step 6: Final answer
    x = 3,598.80

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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.