Home / 5,376.83-8,065.62-2,253.69

Finding the Fourth Proportional to 5,376.83, 8,065.62 and 2,253.69

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Solution

The fourth proportional to 5,376.83, 8,065.62 and 2,253.69 is: 3,380.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.83 : 8,065.62 = 2,253.69 : x
  2. Step 2: Convert to fraction form
    5,376.83/8,065.62 = 2,253.69/x
  3. Step 3: Cross multiply
    5,376.83x = 8,065.62 × 2,253.69
  4. Step 4: Simplify right side
    5,376.83x = 18,177,407.14
  5. Step 5: Solve for x
    x = 18,177,407.14/5,376.83
  6. Step 6: Final answer
    x = 3,380.70

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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.