Home / 4,078.24-5,622.99-3,447.64

Finding the Fourth Proportional to 4,078.24, 5,622.99 and 3,447.64

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Solution

The fourth proportional to 4,078.24, 5,622.99 and 3,447.64 is: 4,753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.24 : 5,622.99 = 3,447.64 : x
  2. Step 2: Convert to fraction form
    4,078.24/5,622.99 = 3,447.64/x
  3. Step 3: Cross multiply
    4,078.24x = 5,622.99 × 3,447.64
  4. Step 4: Simplify right side
    4,078.24x = 19,386,045.24
  5. Step 5: Solve for x
    x = 19,386,045.24/4,078.24
  6. Step 6: Final answer
    x = 4,753.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.