Home / 2,033.19-2,806.59-1,535.64

Finding the Fourth Proportional to 2,033.19, 2,806.59 and 1,535.64

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Solution

The fourth proportional to 2,033.19, 2,806.59 and 1,535.64 is: 2,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.19 : 2,806.59 = 1,535.64 : x
  2. Step 2: Convert to fraction form
    2,033.19/2,806.59 = 1,535.64/x
  3. Step 3: Cross multiply
    2,033.19x = 2,806.59 × 1,535.64
  4. Step 4: Simplify right side
    2,033.19x = 4,309,911.87
  5. Step 5: Solve for x
    x = 4,309,911.87/2,033.19
  6. Step 6: Final answer
    x = 2,119.78

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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.