Home / 10,717.18-14,789.12-5,936.96

Finding the Fourth Proportional to 10,717.18, 14,789.12 and 5,936.96

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Solution

The fourth proportional to 10,717.18, 14,789.12 and 5,936.96 is: 8,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.18 : 14,789.12 = 5,936.96 : x
  2. Step 2: Convert to fraction form
    10,717.18/14,789.12 = 5,936.96/x
  3. Step 3: Cross multiply
    10,717.18x = 14,789.12 × 5,936.96
  4. Step 4: Simplify right side
    10,717.18x = 87,802,421.16
  5. Step 5: Solve for x
    x = 87,802,421.16/10,717.18
  6. Step 6: Final answer
    x = 8,192.68

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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.