Home / 2,080.16-2,871.66-1,294.46

Finding the Fourth Proportional to 2,080.16, 2,871.66 and 1,294.46

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Solution

The fourth proportional to 2,080.16, 2,871.66 and 1,294.46 is: 1,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080.16 : 2,871.66 = 1,294.46 : x
  2. Step 2: Convert to fraction form
    2,080.16/2,871.66 = 1,294.46/x
  3. Step 3: Cross multiply
    2,080.16x = 2,871.66 × 1,294.46
  4. Step 4: Simplify right side
    2,080.16x = 3,717,249.00
  5. Step 5: Solve for x
    x = 3,717,249.00/2,080.16
  6. Step 6: Final answer
    x = 1,787.00

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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.