Home / 2,192.53-3,025.16-1,248.11

Finding the Fourth Proportional to 2,192.53, 3,025.16 and 1,248.11

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Solution

The fourth proportional to 2,192.53, 3,025.16 and 1,248.11 is: 1,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.53 : 3,025.16 = 1,248.11 : x
  2. Step 2: Convert to fraction form
    2,192.53/3,025.16 = 1,248.11/x
  3. Step 3: Cross multiply
    2,192.53x = 3,025.16 × 1,248.11
  4. Step 4: Simplify right side
    2,192.53x = 3,775,711.08
  5. Step 5: Solve for x
    x = 3,775,711.08/2,192.53
  6. Step 6: Final answer
    x = 1,722.08

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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.