Home / 3,499.66-4,829.54-1,906.32

Finding the Fourth Proportional to 3,499.66, 4,829.54 and 1,906.32

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Solution

The fourth proportional to 3,499.66, 4,829.54 and 1,906.32 is: 2,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.66 : 4,829.54 = 1,906.32 : x
  2. Step 2: Convert to fraction form
    3,499.66/4,829.54 = 1,906.32/x
  3. Step 3: Cross multiply
    3,499.66x = 4,829.54 × 1,906.32
  4. Step 4: Simplify right side
    3,499.66x = 9,206,615.01
  5. Step 5: Solve for x
    x = 9,206,615.01/3,499.66
  6. Step 6: Final answer
    x = 2,630.72

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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.