Home / 6,147.42-9,221.67-2,637.60

Finding the Fourth Proportional to 6,147.42, 9,221.67 and 2,637.60

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Solution

The fourth proportional to 6,147.42, 9,221.67 and 2,637.60 is: 3,956.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.42 : 9,221.67 = 2,637.60 : x
  2. Step 2: Convert to fraction form
    6,147.42/9,221.67 = 2,637.60/x
  3. Step 3: Cross multiply
    6,147.42x = 9,221.67 × 2,637.60
  4. Step 4: Simplify right side
    6,147.42x = 24,323,076.79
  5. Step 5: Solve for x
    x = 24,323,076.79/6,147.42
  6. Step 6: Final answer
    x = 3,956.63

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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.