Home / 1,493.16-2,060.26-872.04

Finding the Fourth Proportional to 1,493.16, 2,060.26 and 872.04

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Solution

The fourth proportional to 1,493.16, 2,060.26 and 872.04 is: 1,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.16 : 2,060.26 = 872.04 : x
  2. Step 2: Convert to fraction form
    1,493.16/2,060.26 = 872.04/x
  3. Step 3: Cross multiply
    1,493.16x = 2,060.26 × 872.04
  4. Step 4: Simplify right side
    1,493.16x = 1,796,629.13
  5. Step 5: Solve for x
    x = 1,796,629.13/1,493.16
  6. Step 6: Final answer
    x = 1,203.24

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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.