Home / 3,007.08-4,149.83-1,662.69

Finding the Fourth Proportional to 3,007.08, 4,149.83 and 1,662.69

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Solution

The fourth proportional to 3,007.08, 4,149.83 and 1,662.69 is: 2,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.08 : 4,149.83 = 1,662.69 : x
  2. Step 2: Convert to fraction form
    3,007.08/4,149.83 = 1,662.69/x
  3. Step 3: Cross multiply
    3,007.08x = 4,149.83 × 1,662.69
  4. Step 4: Simplify right side
    3,007.08x = 6,899,880.84
  5. Step 5: Solve for x
    x = 6,899,880.84/3,007.08
  6. Step 6: Final answer
    x = 2,294.55

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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.