Home / 5,305.60-7,956.96-4,433.68

Finding the Fourth Proportional to 5,305.60, 7,956.96 and 4,433.68

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Solution

The fourth proportional to 5,305.60, 7,956.96 and 4,433.68 is: 6,649.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.60 : 7,956.96 = 4,433.68 : x
  2. Step 2: Convert to fraction form
    5,305.60/7,956.96 = 4,433.68/x
  3. Step 3: Cross multiply
    5,305.60x = 7,956.96 × 4,433.68
  4. Step 4: Simplify right side
    5,305.60x = 35,278,614.41
  5. Step 5: Solve for x
    x = 35,278,614.41/5,305.60
  6. Step 6: Final answer
    x = 6,649.32

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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.