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Finding the Fourth Proportional to 3,429.98, 4,729.56 and 2,483.90

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Solution

The fourth proportional to 3,429.98, 4,729.56 and 2,483.90 is: 3,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.98 : 4,729.56 = 2,483.90 : x
  2. Step 2: Convert to fraction form
    3,429.98/4,729.56 = 2,483.90/x
  3. Step 3: Cross multiply
    3,429.98x = 4,729.56 × 2,483.90
  4. Step 4: Simplify right side
    3,429.98x = 11,747,754.08
  5. Step 5: Solve for x
    x = 11,747,754.08/3,429.98
  6. Step 6: Final answer
    x = 3,425.02

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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.