Home / 10,906.14-16,346.94-4,663.02

Finding the Fourth Proportional to 10,906.14, 16,346.94 and 4,663.02

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Solution

The fourth proportional to 10,906.14, 16,346.94 and 4,663.02 is: 6,989.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,906.14 : 16,346.94 = 4,663.02 : x
  2. Step 2: Convert to fraction form
    10,906.14/16,346.94 = 4,663.02/x
  3. Step 3: Cross multiply
    10,906.14x = 16,346.94 × 4,663.02
  4. Step 4: Simplify right side
    10,906.14x = 76,226,108.16
  5. Step 5: Solve for x
    x = 76,226,108.16/10,906.14
  6. Step 6: Final answer
    x = 6,989.28

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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.