Home / 2,192.61-3,025.72-1,197.92

Finding the Fourth Proportional to 2,192.61, 3,025.72 and 1,197.92

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Solution

The fourth proportional to 2,192.61, 3,025.72 and 1,197.92 is: 1,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.61 : 3,025.72 = 1,197.92 : x
  2. Step 2: Convert to fraction form
    2,192.61/3,025.72 = 1,197.92/x
  3. Step 3: Cross multiply
    2,192.61x = 3,025.72 × 1,197.92
  4. Step 4: Simplify right side
    2,192.61x = 3,624,572.08
  5. Step 5: Solve for x
    x = 3,624,572.08/2,192.61
  6. Step 6: Final answer
    x = 1,653.09

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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.