Home / 8,735.28-13,100.76-5,446.68

Finding the Fourth Proportional to 8,735.28, 13,100.76 and 5,446.68

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Solution

The fourth proportional to 8,735.28, 13,100.76 and 5,446.68 is: 8,168.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.28 : 13,100.76 = 5,446.68 : x
  2. Step 2: Convert to fraction form
    8,735.28/13,100.76 = 5,446.68/x
  3. Step 3: Cross multiply
    8,735.28x = 13,100.76 × 5,446.68
  4. Step 4: Simplify right side
    8,735.28x = 71,355,647.48
  5. Step 5: Solve for x
    x = 71,355,647.48/8,735.28
  6. Step 6: Final answer
    x = 8,168.67

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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.