Home / 2,785.83-3,844.45-1,526.85

Finding the Fourth Proportional to 2,785.83, 3,844.45 and 1,526.85

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Solution

The fourth proportional to 2,785.83, 3,844.45 and 1,526.85 is: 2,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785.83 : 3,844.45 = 1,526.85 : x
  2. Step 2: Convert to fraction form
    2,785.83/3,844.45 = 1,526.85/x
  3. Step 3: Cross multiply
    2,785.83x = 3,844.45 × 1,526.85
  4. Step 4: Simplify right side
    2,785.83x = 5,869,891.80
  5. Step 5: Solve for x
    x = 5,869,891.80/2,785.83
  6. Step 6: Final answer
    x = 2,107.06

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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.