Home / 11,265.56-16,900.76-3,368.70

Finding the Fourth Proportional to 11,265.56, 16,900.76 and 3,368.70

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Solution

The fourth proportional to 11,265.56, 16,900.76 and 3,368.70 is: 5,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.56 : 16,900.76 = 3,368.70 : x
  2. Step 2: Convert to fraction form
    11,265.56/16,900.76 = 3,368.70/x
  3. Step 3: Cross multiply
    11,265.56x = 16,900.76 × 3,368.70
  4. Step 4: Simplify right side
    11,265.56x = 56,933,598.63
  5. Step 5: Solve for x
    x = 56,933,598.63/11,265.56
  6. Step 6: Final answer
    x = 5,053.77

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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.