Home / 2,004.39-2,767.47-1,630.80

Finding the Fourth Proportional to 2,004.39, 2,767.47 and 1,630.80

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Solution

The fourth proportional to 2,004.39, 2,767.47 and 1,630.80 is: 2,251.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.39 : 2,767.47 = 1,630.80 : x
  2. Step 2: Convert to fraction form
    2,004.39/2,767.47 = 1,630.80/x
  3. Step 3: Cross multiply
    2,004.39x = 2,767.47 × 1,630.80
  4. Step 4: Simplify right side
    2,004.39x = 4,513,190.08
  5. Step 5: Solve for x
    x = 4,513,190.08/2,004.39
  6. Step 6: Final answer
    x = 2,251.65

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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.