Home / 2,084.68-2,877.14-1,200.46

Finding the Fourth Proportional to 2,084.68, 2,877.14 and 1,200.46

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Solution

The fourth proportional to 2,084.68, 2,877.14 and 1,200.46 is: 1,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.68 : 2,877.14 = 1,200.46 : x
  2. Step 2: Convert to fraction form
    2,084.68/2,877.14 = 1,200.46/x
  3. Step 3: Cross multiply
    2,084.68x = 2,877.14 × 1,200.46
  4. Step 4: Simplify right side
    2,084.68x = 3,453,891.48
  5. Step 5: Solve for x
    x = 3,453,891.48/2,084.68
  6. Step 6: Final answer
    x = 1,656.80

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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.