Home / 11,039.20-16,557.84-3,248.56

Finding the Fourth Proportional to 11,039.20, 16,557.84 and 3,248.56

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Solution

The fourth proportional to 11,039.20, 16,557.84 and 3,248.56 is: 4,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.20 : 16,557.84 = 3,248.56 : x
  2. Step 2: Convert to fraction form
    11,039.20/16,557.84 = 3,248.56/x
  3. Step 3: Cross multiply
    11,039.20x = 16,557.84 × 3,248.56
  4. Step 4: Simplify right side
    11,039.20x = 53,789,136.71
  5. Step 5: Solve for x
    x = 53,789,136.71/11,039.20
  6. Step 6: Final answer
    x = 4,872.56

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1.5x scale

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.