Home / 6,327.19-8,731.47-3,494.56

Finding the Fourth Proportional to 6,327.19, 8,731.47 and 3,494.56

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Solution

The fourth proportional to 6,327.19, 8,731.47 and 3,494.56 is: 4,822.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327.19 : 8,731.47 = 3,494.56 : x
  2. Step 2: Convert to fraction form
    6,327.19/8,731.47 = 3,494.56/x
  3. Step 3: Cross multiply
    6,327.19x = 8,731.47 × 3,494.56
  4. Step 4: Simplify right side
    6,327.19x = 30,512,645.80
  5. Step 5: Solve for x
    x = 30,512,645.80/6,327.19
  6. Step 6: Final answer
    x = 4,822.46

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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.