Home / 3,534.08-5,300.56-2,129.26

Finding the Fourth Proportional to 3,534.08, 5,300.56 and 2,129.26

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Solution

The fourth proportional to 3,534.08, 5,300.56 and 2,129.26 is: 3,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.08 : 5,300.56 = 2,129.26 : x
  2. Step 2: Convert to fraction form
    3,534.08/5,300.56 = 2,129.26/x
  3. Step 3: Cross multiply
    3,534.08x = 5,300.56 × 2,129.26
  4. Step 4: Simplify right side
    3,534.08x = 11,286,270.39
  5. Step 5: Solve for x
    x = 11,286,270.39/3,534.08
  6. Step 6: Final answer
    x = 3,193.55

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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.