Home / 6,380.34-9,571.86-1,937.64

Finding the Fourth Proportional to 6,380.34, 9,571.86 and 1,937.64

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Solution

The fourth proportional to 6,380.34, 9,571.86 and 1,937.64 is: 2,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.34 : 9,571.86 = 1,937.64 : x
  2. Step 2: Convert to fraction form
    6,380.34/9,571.86 = 1,937.64/x
  3. Step 3: Cross multiply
    6,380.34x = 9,571.86 × 1,937.64
  4. Step 4: Simplify right side
    6,380.34x = 18,546,818.81
  5. Step 5: Solve for x
    x = 18,546,818.81/6,380.34
  6. Step 6: Final answer
    x = 2,906.87

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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.