Home / 11,383.13-15,710.36-6,667.52

Finding the Fourth Proportional to 11,383.13, 15,710.36 and 6,667.52

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Solution

The fourth proportional to 11,383.13, 15,710.36 and 6,667.52 is: 9,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.13 : 15,710.36 = 6,667.52 : x
  2. Step 2: Convert to fraction form
    11,383.13/15,710.36 = 6,667.52/x
  3. Step 3: Cross multiply
    11,383.13x = 15,710.36 × 6,667.52
  4. Step 4: Simplify right side
    11,383.13x = 104,749,027.62
  5. Step 5: Solve for x
    x = 104,749,027.62/11,383.13
  6. Step 6: Final answer
    x = 9,202.13

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1.5x scale

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.