Home / 5,213.86-7,194.67-3,089.02

Finding the Fourth Proportional to 5,213.86, 7,194.67 and 3,089.02

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Solution

The fourth proportional to 5,213.86, 7,194.67 and 3,089.02 is: 4,262.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.86 : 7,194.67 = 3,089.02 : x
  2. Step 2: Convert to fraction form
    5,213.86/7,194.67 = 3,089.02/x
  3. Step 3: Cross multiply
    5,213.86x = 7,194.67 × 3,089.02
  4. Step 4: Simplify right side
    5,213.86x = 22,224,479.52
  5. Step 5: Solve for x
    x = 22,224,479.52/5,213.86
  6. Step 6: Final answer
    x = 4,262.58

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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.