Home / 5,440.91-8,153.73-2,316.69

Finding the Fourth Proportional to 5,440.91, 8,153.73 and 2,316.69

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Solution

The fourth proportional to 5,440.91, 8,153.73 and 2,316.69 is: 3,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.91 : 8,153.73 = 2,316.69 : x
  2. Step 2: Convert to fraction form
    5,440.91/8,153.73 = 2,316.69/x
  3. Step 3: Cross multiply
    5,440.91x = 8,153.73 × 2,316.69
  4. Step 4: Simplify right side
    5,440.91x = 18,889,664.75
  5. Step 5: Solve for x
    x = 18,889,664.75/5,440.91
  6. Step 6: Final answer
    x = 3,471.78

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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.