Home / 2,844.84-4,265.20-1,918.11

Finding the Fourth Proportional to 2,844.84, 4,265.20 and 1,918.11

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Solution

The fourth proportional to 2,844.84, 4,265.20 and 1,918.11 is: 2,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.84 : 4,265.20 = 1,918.11 : x
  2. Step 2: Convert to fraction form
    2,844.84/4,265.20 = 1,918.11/x
  3. Step 3: Cross multiply
    2,844.84x = 4,265.20 × 1,918.11
  4. Step 4: Simplify right side
    2,844.84x = 8,181,122.77
  5. Step 5: Solve for x
    x = 8,181,122.77/2,844.84
  6. Step 6: Final answer
    x = 2,875.78

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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.