Home / 2,192.91-3,026.08-1,197.99

Finding the Fourth Proportional to 2,192.91, 3,026.08 and 1,197.99

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Solution

The fourth proportional to 2,192.91, 3,026.08 and 1,197.99 is: 1,653.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.91 : 3,026.08 = 1,197.99 : x
  2. Step 2: Convert to fraction form
    2,192.91/3,026.08 = 1,197.99/x
  3. Step 3: Cross multiply
    2,192.91x = 3,026.08 × 1,197.99
  4. Step 4: Simplify right side
    2,192.91x = 3,625,213.58
  5. Step 5: Solve for x
    x = 3,625,213.58/2,192.91
  6. Step 6: Final answer
    x = 1,653.15

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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.