Home / 3,801.43-5,246.05-2,385.17

Finding the Fourth Proportional to 3,801.43, 5,246.05 and 2,385.17

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Solution

The fourth proportional to 3,801.43, 5,246.05 and 2,385.17 is: 3,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.43 : 5,246.05 = 2,385.17 : x
  2. Step 2: Convert to fraction form
    3,801.43/5,246.05 = 2,385.17/x
  3. Step 3: Cross multiply
    3,801.43x = 5,246.05 × 2,385.17
  4. Step 4: Simplify right side
    3,801.43x = 12,512,721.08
  5. Step 5: Solve for x
    x = 12,512,721.08/3,801.43
  6. Step 6: Final answer
    x = 3,291.59

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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.