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Finding the Fourth Proportional to 3,506.82, 4,839.37 and 1,934.88

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Solution

The fourth proportional to 3,506.82, 4,839.37 and 1,934.88 is: 2,670.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.82 : 4,839.37 = 1,934.88 : x
  2. Step 2: Convert to fraction form
    3,506.82/4,839.37 = 1,934.88/x
  3. Step 3: Cross multiply
    3,506.82x = 4,839.37 × 1,934.88
  4. Step 4: Simplify right side
    3,506.82x = 9,363,600.23
  5. Step 5: Solve for x
    x = 9,363,600.23/3,506.82
  6. Step 6: Final answer
    x = 2,670.11

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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.