Home / 5,447.25-8,157.96-3,465.81

Finding the Fourth Proportional to 5,447.25, 8,157.96 and 3,465.81

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Solution

The fourth proportional to 5,447.25, 8,157.96 and 3,465.81 is: 5,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.25 : 8,157.96 = 3,465.81 : x
  2. Step 2: Convert to fraction form
    5,447.25/8,157.96 = 3,465.81/x
  3. Step 3: Cross multiply
    5,447.25x = 8,157.96 × 3,465.81
  4. Step 4: Simplify right side
    5,447.25x = 28,273,939.35
  5. Step 5: Solve for x
    x = 28,273,939.35/5,447.25
  6. Step 6: Final answer
    x = 5,190.50

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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.