Home / 10,753.94-16,129.06-4,909.19

Finding the Fourth Proportional to 10,753.94, 16,129.06 and 4,909.19

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Solution

The fourth proportional to 10,753.94, 16,129.06 and 4,909.19 is: 7,362.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753.94 : 16,129.06 = 4,909.19 : x
  2. Step 2: Convert to fraction form
    10,753.94/16,129.06 = 4,909.19/x
  3. Step 3: Cross multiply
    10,753.94x = 16,129.06 × 4,909.19
  4. Step 4: Simplify right side
    10,753.94x = 79,180,527.14
  5. Step 5: Solve for x
    x = 79,180,527.14/10,753.94
  6. Step 6: Final answer
    x = 7,362.93

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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.