Home / 11,288.40-16,935.32-3,497.22

Finding the Fourth Proportional to 11,288.40, 16,935.32 and 3,497.22

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Solution

The fourth proportional to 11,288.40, 16,935.32 and 3,497.22 is: 5,246.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.40 : 16,935.32 = 3,497.22 : x
  2. Step 2: Convert to fraction form
    11,288.40/16,935.32 = 3,497.22/x
  3. Step 3: Cross multiply
    11,288.40x = 16,935.32 × 3,497.22
  4. Step 4: Simplify right side
    11,288.40x = 59,226,539.81
  5. Step 5: Solve for x
    x = 59,226,539.81/11,288.40
  6. Step 6: Final answer
    x = 5,246.67

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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.