Home / 2,084.24-2,874.92-1,585.79

Finding the Fourth Proportional to 2,084.24, 2,874.92 and 1,585.79

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Solution

The fourth proportional to 2,084.24, 2,874.92 and 1,585.79 is: 2,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.24 : 2,874.92 = 1,585.79 : x
  2. Step 2: Convert to fraction form
    2,084.24/2,874.92 = 1,585.79/x
  3. Step 3: Cross multiply
    2,084.24x = 2,874.92 × 1,585.79
  4. Step 4: Simplify right side
    2,084.24x = 4,558,997.08
  5. Step 5: Solve for x
    x = 4,558,997.08/2,084.24
  6. Step 6: Final answer
    x = 2,187.37

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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.