Home / 2,785.08-3,843.41-1,526.18

Finding the Fourth Proportional to 2,785.08, 3,843.41 and 1,526.18

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Solution

The fourth proportional to 2,785.08, 3,843.41 and 1,526.18 is: 2,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785.08 : 3,843.41 = 1,526.18 : x
  2. Step 2: Convert to fraction form
    2,785.08/3,843.41 = 1,526.18/x
  3. Step 3: Cross multiply
    2,785.08x = 3,843.41 × 1,526.18
  4. Step 4: Simplify right side
    2,785.08x = 5,865,735.47
  5. Step 5: Solve for x
    x = 5,865,735.47/2,785.08
  6. Step 6: Final answer
    x = 2,106.13

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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.