Home / 11,089.58-16,634.32-3,298.39

Finding the Fourth Proportional to 11,089.58, 16,634.32 and 3,298.39

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Solution

The fourth proportional to 11,089.58, 16,634.32 and 3,298.39 is: 4,947.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.58 : 16,634.32 = 3,298.39 : x
  2. Step 2: Convert to fraction form
    11,089.58/16,634.32 = 3,298.39/x
  3. Step 3: Cross multiply
    11,089.58x = 16,634.32 × 3,298.39
  4. Step 4: Simplify right side
    11,089.58x = 54,866,424.91
  5. Step 5: Solve for x
    x = 54,866,424.91/11,089.58
  6. Step 6: Final answer
    x = 4,947.57

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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.