Home / 6,301.60-8,685.22-4,619.43

Finding the Fourth Proportional to 6,301.60, 8,685.22 and 4,619.43

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Solution

The fourth proportional to 6,301.60, 8,685.22 and 4,619.43 is: 6,366.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.60 : 8,685.22 = 4,619.43 : x
  2. Step 2: Convert to fraction form
    6,301.60/8,685.22 = 4,619.43/x
  3. Step 3: Cross multiply
    6,301.60x = 8,685.22 × 4,619.43
  4. Step 4: Simplify right side
    6,301.60x = 40,120,765.82
  5. Step 5: Solve for x
    x = 40,120,765.82/6,301.60
  6. Step 6: Final answer
    x = 6,366.76

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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.