Home / 11,148.87-16,724.21-5,599.36

Finding the Fourth Proportional to 11,148.87, 16,724.21 and 5,599.36

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Solution

The fourth proportional to 11,148.87, 16,724.21 and 5,599.36 is: 8,399.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.87 : 16,724.21 = 5,599.36 : x
  2. Step 2: Convert to fraction form
    11,148.87/16,724.21 = 5,599.36/x
  3. Step 3: Cross multiply
    11,148.87x = 16,724.21 × 5,599.36
  4. Step 4: Simplify right side
    11,148.87x = 93,644,788.88
  5. Step 5: Solve for x
    x = 93,644,788.88/11,148.87
  6. Step 6: Final answer
    x = 8,399.49

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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.