Home / 7,569.45-11,358.27-3,189.96

Finding the Fourth Proportional to 7,569.45, 11,358.27 and 3,189.96

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Solution

The fourth proportional to 7,569.45, 11,358.27 and 3,189.96 is: 4,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.45 : 11,358.27 = 3,189.96 : x
  2. Step 2: Convert to fraction form
    7,569.45/11,358.27 = 3,189.96/x
  3. Step 3: Cross multiply
    7,569.45x = 11,358.27 × 3,189.96
  4. Step 4: Simplify right side
    7,569.45x = 36,232,426.97
  5. Step 5: Solve for x
    x = 36,232,426.97/7,569.45
  6. Step 6: Final answer
    x = 4,786.67

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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.