Home / 3,281.14-4,528.04-1,789.10

Finding the Fourth Proportional to 3,281.14, 4,528.04 and 1,789.10

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Solution

The fourth proportional to 3,281.14, 4,528.04 and 1,789.10 is: 2,468.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.14 : 4,528.04 = 1,789.10 : x
  2. Step 2: Convert to fraction form
    3,281.14/4,528.04 = 1,789.10/x
  3. Step 3: Cross multiply
    3,281.14x = 4,528.04 × 1,789.10
  4. Step 4: Simplify right side
    3,281.14x = 8,101,084.78
  5. Step 5: Solve for x
    x = 8,101,084.78/3,281.14
  6. Step 6: Final answer
    x = 2,468.99

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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.