Home / 2,836.38-4,254.95-888.73

Finding the Fourth Proportional to 2,836.38, 4,254.95 and 888.73

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Solution

The fourth proportional to 2,836.38, 4,254.95 and 888.73 is: 1,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.38 : 4,254.95 = 888.73 : x
  2. Step 2: Convert to fraction form
    2,836.38/4,254.95 = 888.73/x
  3. Step 3: Cross multiply
    2,836.38x = 4,254.95 × 888.73
  4. Step 4: Simplify right side
    2,836.38x = 3,781,501.71
  5. Step 5: Solve for x
    x = 3,781,501.71/2,836.38
  6. Step 6: Final answer
    x = 1,333.21

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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.