Home / 11,877.17-17,819.80-4,483.76

Finding the Fourth Proportional to 11,877.17, 17,819.80 and 4,483.76

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Solution

The fourth proportional to 11,877.17, 17,819.80 and 4,483.76 is: 6,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877.17 : 17,819.80 = 4,483.76 : x
  2. Step 2: Convert to fraction form
    11,877.17/17,819.80 = 4,483.76/x
  3. Step 3: Cross multiply
    11,877.17x = 17,819.80 × 4,483.76
  4. Step 4: Simplify right side
    11,877.17x = 79,899,606.14
  5. Step 5: Solve for x
    x = 79,899,606.14/11,877.17
  6. Step 6: Final answer
    x = 6,727.16

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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.