Home / 10,741.86-16,115.63-6,529.86

Finding the Fourth Proportional to 10,741.86, 16,115.63 and 6,529.86

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Solution

The fourth proportional to 10,741.86, 16,115.63 and 6,529.86 is: 9,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.86 : 16,115.63 = 6,529.86 : x
  2. Step 2: Convert to fraction form
    10,741.86/16,115.63 = 6,529.86/x
  3. Step 3: Cross multiply
    10,741.86x = 16,115.63 × 6,529.86
  4. Step 4: Simplify right side
    10,741.86x = 105,232,775.06
  5. Step 5: Solve for x
    x = 105,232,775.06/10,741.86
  6. Step 6: Final answer
    x = 9,796.51

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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.