Home / 2,836.14-4,253.13-887.82

Finding the Fourth Proportional to 2,836.14, 4,253.13 and 887.82

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Solution

The fourth proportional to 2,836.14, 4,253.13 and 887.82 is: 1,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.14 : 4,253.13 = 887.82 : x
  2. Step 2: Convert to fraction form
    2,836.14/4,253.13 = 887.82/x
  3. Step 3: Cross multiply
    2,836.14x = 4,253.13 × 887.82
  4. Step 4: Simplify right side
    2,836.14x = 3,776,013.88
  5. Step 5: Solve for x
    x = 3,776,013.88/2,836.14
  6. Step 6: Final answer
    x = 1,331.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.