Home / 3,498.55-5,247.81-2,399.58

Finding the Fourth Proportional to 3,498.55, 5,247.81 and 2,399.58

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Solution

The fourth proportional to 3,498.55, 5,247.81 and 2,399.58 is: 3,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.55 : 5,247.81 = 2,399.58 : x
  2. Step 2: Convert to fraction form
    3,498.55/5,247.81 = 2,399.58/x
  3. Step 3: Cross multiply
    3,498.55x = 5,247.81 × 2,399.58
  4. Step 4: Simplify right side
    3,498.55x = 12,592,513.68
  5. Step 5: Solve for x
    x = 12,592,513.68/3,498.55
  6. Step 6: Final answer
    x = 3,599.36

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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.