Home / 3,499.47-4,829.19-1,906.13

Finding the Fourth Proportional to 3,499.47, 4,829.19 and 1,906.13

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Solution

The fourth proportional to 3,499.47, 4,829.19 and 1,906.13 is: 2,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.47 : 4,829.19 = 1,906.13 : x
  2. Step 2: Convert to fraction form
    3,499.47/4,829.19 = 1,906.13/x
  3. Step 3: Cross multiply
    3,499.47x = 4,829.19 × 1,906.13
  4. Step 4: Simplify right side
    3,499.47x = 9,205,069.97
  5. Step 5: Solve for x
    x = 9,205,069.97/3,499.47
  6. Step 6: Final answer
    x = 2,630.42

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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.