Home / 2,089.22-2,882.48-1,204.91

Finding the Fourth Proportional to 2,089.22, 2,882.48 and 1,204.91

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Solution

The fourth proportional to 2,089.22, 2,882.48 and 1,204.91 is: 1,662.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.22 : 2,882.48 = 1,204.91 : x
  2. Step 2: Convert to fraction form
    2,089.22/2,882.48 = 1,204.91/x
  3. Step 3: Cross multiply
    2,089.22x = 2,882.48 × 1,204.91
  4. Step 4: Simplify right side
    2,089.22x = 3,473,108.54
  5. Step 5: Solve for x
    x = 3,473,108.54/2,089.22
  6. Step 6: Final answer
    x = 1,662.39

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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.