Home / 10,819.53-14,933.64-6,106.53

Finding the Fourth Proportional to 10,819.53, 14,933.64 and 6,106.53

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Solution

The fourth proportional to 10,819.53, 14,933.64 and 6,106.53 is: 8,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.53 : 14,933.64 = 6,106.53 : x
  2. Step 2: Convert to fraction form
    10,819.53/14,933.64 = 6,106.53/x
  3. Step 3: Cross multiply
    10,819.53x = 14,933.64 × 6,106.53
  4. Step 4: Simplify right side
    10,819.53x = 91,192,720.67
  5. Step 5: Solve for x
    x = 91,192,720.67/10,819.53
  6. Step 6: Final answer
    x = 8,428.53

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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.