Home / 4,129.52-5,667.13-4,100.36

Finding the Fourth Proportional to 4,129.52, 5,667.13 and 4,100.36

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Solution

The fourth proportional to 4,129.52, 5,667.13 and 4,100.36 is: 5,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.52 : 5,667.13 = 4,100.36 : x
  2. Step 2: Convert to fraction form
    4,129.52/5,667.13 = 4,100.36/x
  3. Step 3: Cross multiply
    4,129.52x = 5,667.13 × 4,100.36
  4. Step 4: Simplify right side
    4,129.52x = 23,237,273.17
  5. Step 5: Solve for x
    x = 23,237,273.17/4,129.52
  6. Step 6: Final answer
    x = 5,627.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.