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Finding the Fourth Proportional to 3,298.73, 4,948.08 and 833.75

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Solution

The fourth proportional to 3,298.73, 4,948.08 and 833.75 is: 1,250.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.73 : 4,948.08 = 833.75 : x
  2. Step 2: Convert to fraction form
    3,298.73/4,948.08 = 833.75/x
  3. Step 3: Cross multiply
    3,298.73x = 4,948.08 × 833.75
  4. Step 4: Simplify right side
    3,298.73x = 4,125,461.70
  5. Step 5: Solve for x
    x = 4,125,461.70/3,298.73
  6. Step 6: Final answer
    x = 1,250.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.