Home / 6,145.25-8,480.51-3,350.81

Finding the Fourth Proportional to 6,145.25, 8,480.51 and 3,350.81

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Solution

The fourth proportional to 6,145.25, 8,480.51 and 3,350.81 is: 4,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.25 : 8,480.51 = 3,350.81 : x
  2. Step 2: Convert to fraction form
    6,145.25/8,480.51 = 3,350.81/x
  3. Step 3: Cross multiply
    6,145.25x = 8,480.51 × 3,350.81
  4. Step 4: Simplify right side
    6,145.25x = 28,416,560.96
  5. Step 5: Solve for x
    x = 28,416,560.96/6,145.25
  6. Step 6: Final answer
    x = 4,624.15

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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.