Home / 11,298.56-16,949.68-3,505.76

Finding the Fourth Proportional to 11,298.56, 16,949.68 and 3,505.76

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Solution

The fourth proportional to 11,298.56, 16,949.68 and 3,505.76 is: 5,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.56 : 16,949.68 = 3,505.76 : x
  2. Step 2: Convert to fraction form
    11,298.56/16,949.68 = 3,505.76/x
  3. Step 3: Cross multiply
    11,298.56x = 16,949.68 × 3,505.76
  4. Step 4: Simplify right side
    11,298.56x = 59,421,510.16
  5. Step 5: Solve for x
    x = 59,421,510.16/11,298.56
  6. Step 6: Final answer
    x = 5,259.21

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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.