Home / 10,732.96-16,108.70-7,448.36

Finding the Fourth Proportional to 10,732.96, 16,108.70 and 7,448.36

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Solution

The fourth proportional to 10,732.96, 16,108.70 and 7,448.36 is: 11,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,732.96 : 16,108.70 = 7,448.36 : x
  2. Step 2: Convert to fraction form
    10,732.96/16,108.70 = 7,448.36/x
  3. Step 3: Cross multiply
    10,732.96x = 16,108.70 × 7,448.36
  4. Step 4: Simplify right side
    10,732.96x = 119,983,414.99
  5. Step 5: Solve for x
    x = 119,983,414.99/10,732.96
  6. Step 6: Final answer
    x = 11,178.97

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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.