Home / 3,217.08-4,435.65-2,097.57

Finding the Fourth Proportional to 3,217.08, 4,435.65 and 2,097.57

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Solution

The fourth proportional to 3,217.08, 4,435.65 and 2,097.57 is: 2,892.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.08 : 4,435.65 = 2,097.57 : x
  2. Step 2: Convert to fraction form
    3,217.08/4,435.65 = 2,097.57/x
  3. Step 3: Cross multiply
    3,217.08x = 4,435.65 × 2,097.57
  4. Step 4: Simplify right side
    3,217.08x = 9,304,086.37
  5. Step 5: Solve for x
    x = 9,304,086.37/3,217.08
  6. Step 6: Final answer
    x = 2,892.09

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1.5x scale

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.