Home / 7,321.46-10,102.97-4,336.81

Finding the Fourth Proportional to 7,321.46, 10,102.97 and 4,336.81

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Solution

The fourth proportional to 7,321.46, 10,102.97 and 4,336.81 is: 5,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.46 : 10,102.97 = 4,336.81 : x
  2. Step 2: Convert to fraction form
    7,321.46/10,102.97 = 4,336.81/x
  3. Step 3: Cross multiply
    7,321.46x = 10,102.97 × 4,336.81
  4. Step 4: Simplify right side
    7,321.46x = 43,814,614.38
  5. Step 5: Solve for x
    x = 43,814,614.38/7,321.46
  6. Step 6: Final answer
    x = 5,984.41

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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.