Home / 3,449.12-5,168.16-2,404.64

Finding the Fourth Proportional to 3,449.12, 5,168.16 and 2,404.64

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Solution

The fourth proportional to 3,449.12, 5,168.16 and 2,404.64 is: 3,603.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.12 : 5,168.16 = 2,404.64 : x
  2. Step 2: Convert to fraction form
    3,449.12/5,168.16 = 2,404.64/x
  3. Step 3: Cross multiply
    3,449.12x = 5,168.16 × 2,404.64
  4. Step 4: Simplify right side
    3,449.12x = 12,427,564.26
  5. Step 5: Solve for x
    x = 12,427,564.26/3,449.12
  6. Step 6: Final answer
    x = 3,603.11

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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.