Home / 10,079.73-15,108.81-6,383.09

Finding the Fourth Proportional to 10,079.73, 15,108.81 and 6,383.09

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Solution

The fourth proportional to 10,079.73, 15,108.81 and 6,383.09 is: 9,567.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.73 : 15,108.81 = 6,383.09 : x
  2. Step 2: Convert to fraction form
    10,079.73/15,108.81 = 6,383.09/x
  3. Step 3: Cross multiply
    10,079.73x = 15,108.81 × 6,383.09
  4. Step 4: Simplify right side
    10,079.73x = 96,440,894.02
  5. Step 5: Solve for x
    x = 96,440,894.02/10,079.73
  6. Step 6: Final answer
    x = 9,567.81

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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.