Home / 2,088.57-2,882.02-1,249.11

Finding the Fourth Proportional to 2,088.57, 2,882.02 and 1,249.11

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Solution

The fourth proportional to 2,088.57, 2,882.02 and 1,249.11 is: 1,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.57 : 2,882.02 = 1,249.11 : x
  2. Step 2: Convert to fraction form
    2,088.57/2,882.02 = 1,249.11/x
  3. Step 3: Cross multiply
    2,088.57x = 2,882.02 × 1,249.11
  4. Step 4: Simplify right side
    2,088.57x = 3,599,960.00
  5. Step 5: Solve for x
    x = 3,599,960.00/2,088.57
  6. Step 6: Final answer
    x = 1,723.65

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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.