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Finding the Fourth Proportional to 3,506.64, 4,839.42 and 2,014.92

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Solution

The fourth proportional to 3,506.64, 4,839.42 and 2,014.92 is: 2,780.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.64 : 4,839.42 = 2,014.92 : x
  2. Step 2: Convert to fraction form
    3,506.64/4,839.42 = 2,014.92/x
  3. Step 3: Cross multiply
    3,506.64x = 4,839.42 × 2,014.92
  4. Step 4: Simplify right side
    3,506.64x = 9,751,044.15
  5. Step 5: Solve for x
    x = 9,751,044.15/3,506.64
  6. Step 6: Final answer
    x = 2,780.74

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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.