Home / 2,448.36-3,672.54-1,721.18

Finding the Fourth Proportional to 2,448.36, 3,672.54 and 1,721.18

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Solution

The fourth proportional to 2,448.36, 3,672.54 and 1,721.18 is: 2,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.36 : 3,672.54 = 1,721.18 : x
  2. Step 2: Convert to fraction form
    2,448.36/3,672.54 = 1,721.18/x
  3. Step 3: Cross multiply
    2,448.36x = 3,672.54 × 1,721.18
  4. Step 4: Simplify right side
    2,448.36x = 6,321,102.40
  5. Step 5: Solve for x
    x = 6,321,102.40/2,448.36
  6. Step 6: Final answer
    x = 2,581.77

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.