Home / 2,000.35-2,760.43-1,116.13

Finding the Fourth Proportional to 2,000.35, 2,760.43 and 1,116.13

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Solution

The fourth proportional to 2,000.35, 2,760.43 and 1,116.13 is: 1,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.35 : 2,760.43 = 1,116.13 : x
  2. Step 2: Convert to fraction form
    2,000.35/2,760.43 = 1,116.13/x
  3. Step 3: Cross multiply
    2,000.35x = 2,760.43 × 1,116.13
  4. Step 4: Simplify right side
    2,000.35x = 3,080,998.74
  5. Step 5: Solve for x
    x = 3,080,998.74/2,000.35
  6. Step 6: Final answer
    x = 1,540.23

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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.