Home / 11,327.13-15,630.03-6,852.69

Finding the Fourth Proportional to 11,327.13, 15,630.03 and 6,852.69

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Solution

The fourth proportional to 11,327.13, 15,630.03 and 6,852.69 is: 9,455.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.13 : 15,630.03 = 6,852.69 : x
  2. Step 2: Convert to fraction form
    11,327.13/15,630.03 = 6,852.69/x
  3. Step 3: Cross multiply
    11,327.13x = 15,630.03 × 6,852.69
  4. Step 4: Simplify right side
    11,327.13x = 107,107,750.28
  5. Step 5: Solve for x
    x = 107,107,750.28/11,327.13
  6. Step 6: Final answer
    x = 9,455.86

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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.