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Finding the Fourth Proportional to 3,429.95, 4,733.25 and 2,250.95

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Solution

The fourth proportional to 3,429.95, 4,733.25 and 2,250.95 is: 3,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.95 : 4,733.25 = 2,250.95 : x
  2. Step 2: Convert to fraction form
    3,429.95/4,733.25 = 2,250.95/x
  3. Step 3: Cross multiply
    3,429.95x = 4,733.25 × 2,250.95
  4. Step 4: Simplify right side
    3,429.95x = 10,654,285.42
  5. Step 5: Solve for x
    x = 10,654,285.42/3,429.95
  6. Step 6: Final answer
    x = 3,106.26

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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.