Home / 3,253.33-4,489.95-2,135.17

Finding the Fourth Proportional to 3,253.33, 4,489.95 and 2,135.17

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Solution

The fourth proportional to 3,253.33, 4,489.95 and 2,135.17 is: 2,946.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.33 : 4,489.95 = 2,135.17 : x
  2. Step 2: Convert to fraction form
    3,253.33/4,489.95 = 2,135.17/x
  3. Step 3: Cross multiply
    3,253.33x = 4,489.95 × 2,135.17
  4. Step 4: Simplify right side
    3,253.33x = 9,586,806.54
  5. Step 5: Solve for x
    x = 9,586,806.54/3,253.33
  6. Step 6: Final answer
    x = 2,946.77

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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.