Home / 10,938.23-16,409.93-3,542.67

Finding the Fourth Proportional to 10,938.23, 16,409.93 and 3,542.67

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Solution

The fourth proportional to 10,938.23, 16,409.93 and 3,542.67 is: 5,314.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938.23 : 16,409.93 = 3,542.67 : x
  2. Step 2: Convert to fraction form
    10,938.23/16,409.93 = 3,542.67/x
  3. Step 3: Cross multiply
    10,938.23x = 16,409.93 × 3,542.67
  4. Step 4: Simplify right side
    10,938.23x = 58,134,949.00
  5. Step 5: Solve for x
    x = 58,134,949.00/10,938.23
  6. Step 6: Final answer
    x = 5,314.84

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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.