Home / 2,088.92-2,882.32-1,192.66

Finding the Fourth Proportional to 2,088.92, 2,882.32 and 1,192.66

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Solution

The fourth proportional to 2,088.92, 2,882.32 and 1,192.66 is: 1,645.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.92 : 2,882.32 = 1,192.66 : x
  2. Step 2: Convert to fraction form
    2,088.92/2,882.32 = 1,192.66/x
  3. Step 3: Cross multiply
    2,088.92x = 2,882.32 × 1,192.66
  4. Step 4: Simplify right side
    2,088.92x = 3,437,617.58
  5. Step 5: Solve for x
    x = 3,437,617.58/2,088.92
  6. Step 6: Final answer
    x = 1,645.64

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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.