Home / 11,017.29-16,527.66-3,620.07

Finding the Fourth Proportional to 11,017.29, 16,527.66 and 3,620.07

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Solution

The fourth proportional to 11,017.29, 16,527.66 and 3,620.07 is: 5,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.29 : 16,527.66 = 3,620.07 : x
  2. Step 2: Convert to fraction form
    11,017.29/16,527.66 = 3,620.07/x
  3. Step 3: Cross multiply
    11,017.29x = 16,527.66 × 3,620.07
  4. Step 4: Simplify right side
    11,017.29x = 59,831,286.14
  5. Step 5: Solve for x
    x = 59,831,286.14/11,017.29
  6. Step 6: Final answer
    x = 5,430.67

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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.