Home / 3,528.68-4,869.45-2,036.39

Finding the Fourth Proportional to 3,528.68, 4,869.45 and 2,036.39

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Solution

The fourth proportional to 3,528.68, 4,869.45 and 2,036.39 is: 2,810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.68 : 4,869.45 = 2,036.39 : x
  2. Step 2: Convert to fraction form
    3,528.68/4,869.45 = 2,036.39/x
  3. Step 3: Cross multiply
    3,528.68x = 4,869.45 × 2,036.39
  4. Step 4: Simplify right side
    3,528.68x = 9,916,074.94
  5. Step 5: Solve for x
    x = 9,916,074.94/3,528.68
  6. Step 6: Final answer
    x = 2,810.14

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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.