Home / 2,871.04-4,299.24-1,894.18

Finding the Fourth Proportional to 2,871.04, 4,299.24 and 1,894.18

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Solution

The fourth proportional to 2,871.04, 4,299.24 and 1,894.18 is: 2,836.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871.04 : 4,299.24 = 1,894.18 : x
  2. Step 2: Convert to fraction form
    2,871.04/4,299.24 = 1,894.18/x
  3. Step 3: Cross multiply
    2,871.04x = 4,299.24 × 1,894.18
  4. Step 4: Simplify right side
    2,871.04x = 8,143,534.42
  5. Step 5: Solve for x
    x = 8,143,534.42/2,871.04
  6. Step 6: Final answer
    x = 2,836.44

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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.