Home / 5,293.91-7,940.86-2,173.07

Finding the Fourth Proportional to 5,293.91, 7,940.86 and 2,173.07

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Solution

The fourth proportional to 5,293.91, 7,940.86 and 2,173.07 is: 3,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.91 : 7,940.86 = 2,173.07 : x
  2. Step 2: Convert to fraction form
    5,293.91/7,940.86 = 2,173.07/x
  3. Step 3: Cross multiply
    5,293.91x = 7,940.86 × 2,173.07
  4. Step 4: Simplify right side
    5,293.91x = 17,256,084.71
  5. Step 5: Solve for x
    x = 17,256,084.71/5,293.91
  6. Step 6: Final answer
    x = 3,259.61

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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.