Home / 3,528.70-4,869.42-2,036.68

Finding the Fourth Proportional to 3,528.70, 4,869.42 and 2,036.68

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Solution

The fourth proportional to 3,528.70, 4,869.42 and 2,036.68 is: 2,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.70 : 4,869.42 = 2,036.68 : x
  2. Step 2: Convert to fraction form
    3,528.70/4,869.42 = 2,036.68/x
  3. Step 3: Cross multiply
    3,528.70x = 4,869.42 × 2,036.68
  4. Step 4: Simplify right side
    3,528.70x = 9,917,450.33
  5. Step 5: Solve for x
    x = 9,917,450.33/3,528.70
  6. Step 6: Final answer
    x = 2,810.51

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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.