Home / 7,367.12-10,164.87-4,179.71

Finding the Fourth Proportional to 7,367.12, 10,164.87 and 4,179.71

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Solution

The fourth proportional to 7,367.12, 10,164.87 and 4,179.71 is: 5,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.12 : 10,164.87 = 4,179.71 : x
  2. Step 2: Convert to fraction form
    7,367.12/10,164.87 = 4,179.71/x
  3. Step 3: Cross multiply
    7,367.12x = 10,164.87 × 4,179.71
  4. Step 4: Simplify right side
    7,367.12x = 42,486,157.96
  5. Step 5: Solve for x
    x = 42,486,157.96/7,367.12
  6. Step 6: Final answer
    x = 5,767.00

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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.