Home / 7,110.92-10,666.38-3,645.96

Finding the Fourth Proportional to 7,110.92, 10,666.38 and 3,645.96

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Solution

The fourth proportional to 7,110.92, 10,666.38 and 3,645.96 is: 5,468.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.92 : 10,666.38 = 3,645.96 : x
  2. Step 2: Convert to fraction form
    7,110.92/10,666.38 = 3,645.96/x
  3. Step 3: Cross multiply
    7,110.92x = 10,666.38 × 3,645.96
  4. Step 4: Simplify right side
    7,110.92x = 38,889,194.82
  5. Step 5: Solve for x
    x = 38,889,194.82/7,110.92
  6. Step 6: Final answer
    x = 5,468.94

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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.