Home / 5,721.36-8,588.52-2,261.04

Finding the Fourth Proportional to 5,721.36, 8,588.52 and 2,261.04

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Solution

The fourth proportional to 5,721.36, 8,588.52 and 2,261.04 is: 3,394.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.36 : 8,588.52 = 2,261.04 : x
  2. Step 2: Convert to fraction form
    5,721.36/8,588.52 = 2,261.04/x
  3. Step 3: Cross multiply
    5,721.36x = 8,588.52 × 2,261.04
  4. Step 4: Simplify right side
    5,721.36x = 19,418,987.26
  5. Step 5: Solve for x
    x = 19,418,987.26/5,721.36
  6. Step 6: Final answer
    x = 3,394.12

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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.