Home / 10,703.12-16,046.46-6,542.34

Finding the Fourth Proportional to 10,703.12, 16,046.46 and 6,542.34

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Solution

The fourth proportional to 10,703.12, 16,046.46 and 6,542.34 is: 9,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.12 : 16,046.46 = 6,542.34 : x
  2. Step 2: Convert to fraction form
    10,703.12/16,046.46 = 6,542.34/x
  3. Step 3: Cross multiply
    10,703.12x = 16,046.46 × 6,542.34
  4. Step 4: Simplify right side
    10,703.12x = 104,981,397.12
  5. Step 5: Solve for x
    x = 104,981,397.12/10,703.12
  6. Step 6: Final answer
    x = 9,808.49

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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.