Home / 7,367.13-10,166.81-4,180.64

Finding the Fourth Proportional to 7,367.13, 10,166.81 and 4,180.64

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Solution

The fourth proportional to 7,367.13, 10,166.81 and 4,180.64 is: 5,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.13 : 10,166.81 = 4,180.64 : x
  2. Step 2: Convert to fraction form
    7,367.13/10,166.81 = 4,180.64/x
  3. Step 3: Cross multiply
    7,367.13x = 10,166.81 × 4,180.64
  4. Step 4: Simplify right side
    7,367.13x = 42,503,700.82
  5. Step 5: Solve for x
    x = 42,503,700.82/7,367.13
  6. Step 6: Final answer
    x = 5,769.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.