Home / 8,908.20-13,362.12-2,334.48

Finding the Fourth Proportional to 8,908.20, 13,362.12 and 2,334.48

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Solution

The fourth proportional to 8,908.20, 13,362.12 and 2,334.48 is: 3,501.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.20 : 13,362.12 = 2,334.48 : x
  2. Step 2: Convert to fraction form
    8,908.20/13,362.12 = 2,334.48/x
  3. Step 3: Cross multiply
    8,908.20x = 13,362.12 × 2,334.48
  4. Step 4: Simplify right side
    8,908.20x = 31,193,601.90
  5. Step 5: Solve for x
    x = 31,193,601.90/8,908.20
  6. Step 6: Final answer
    x = 3,501.67

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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.