Home / 11,610.48-17,426.21-7,853.18

Finding the Fourth Proportional to 11,610.48, 17,426.21 and 7,853.18

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Solution

The fourth proportional to 11,610.48, 17,426.21 and 7,853.18 is: 11,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,610.48 : 17,426.21 = 7,853.18 : x
  2. Step 2: Convert to fraction form
    11,610.48/17,426.21 = 7,853.18/x
  3. Step 3: Cross multiply
    11,610.48x = 17,426.21 × 7,853.18
  4. Step 4: Simplify right side
    11,610.48x = 136,851,037.45
  5. Step 5: Solve for x
    x = 136,851,037.45/11,610.48
  6. Step 6: Final answer
    x = 11,786.85

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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.