Home / 3,394.21-4,684.43-2,068.11

Finding the Fourth Proportional to 3,394.21, 4,684.43 and 2,068.11

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Solution

The fourth proportional to 3,394.21, 4,684.43 and 2,068.11 is: 2,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.21 : 4,684.43 = 2,068.11 : x
  2. Step 2: Convert to fraction form
    3,394.21/4,684.43 = 2,068.11/x
  3. Step 3: Cross multiply
    3,394.21x = 4,684.43 × 2,068.11
  4. Step 4: Simplify right side
    3,394.21x = 9,687,916.53
  5. Step 5: Solve for x
    x = 9,687,916.53/3,394.21
  6. Step 6: Final answer
    x = 2,854.25

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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.