Home / 11,935.86-16,471.00-6,631.01

Finding the Fourth Proportional to 11,935.86, 16,471.00 and 6,631.01

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Solution

The fourth proportional to 11,935.86, 16,471.00 and 6,631.01 is: 9,150.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.86 : 16,471.00 = 6,631.01 : x
  2. Step 2: Convert to fraction form
    11,935.86/16,471.00 = 6,631.01/x
  3. Step 3: Cross multiply
    11,935.86x = 16,471.00 × 6,631.01
  4. Step 4: Simplify right side
    11,935.86x = 109,219,408.76
  5. Step 5: Solve for x
    x = 109,219,408.76/11,935.86
  6. Step 6: Final answer
    x = 9,150.53

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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.