Home / 2,169.47-2,995.60-2,003.62

Finding the Fourth Proportional to 2,169.47, 2,995.60 and 2,003.62

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Solution

The fourth proportional to 2,169.47, 2,995.60 and 2,003.62 is: 2,766.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.47 : 2,995.60 = 2,003.62 : x
  2. Step 2: Convert to fraction form
    2,169.47/2,995.60 = 2,003.62/x
  3. Step 3: Cross multiply
    2,169.47x = 2,995.60 × 2,003.62
  4. Step 4: Simplify right side
    2,169.47x = 6,002,044.07
  5. Step 5: Solve for x
    x = 6,002,044.07/2,169.47
  6. Step 6: Final answer
    x = 2,766.59

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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.