Home / 2,089.84-2,883.90-1,251.02

Finding the Fourth Proportional to 2,089.84, 2,883.90 and 1,251.02

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Solution

The fourth proportional to 2,089.84, 2,883.90 and 1,251.02 is: 1,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.84 : 2,883.90 = 1,251.02 : x
  2. Step 2: Convert to fraction form
    2,089.84/2,883.90 = 1,251.02/x
  3. Step 3: Cross multiply
    2,089.84x = 2,883.90 × 1,251.02
  4. Step 4: Simplify right side
    2,089.84x = 3,607,816.58
  5. Step 5: Solve for x
    x = 3,607,816.58/2,089.84
  6. Step 6: Final answer
    x = 1,726.36

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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.