Home / 7,186.50-9,917.56-4,353.27

Finding the Fourth Proportional to 7,186.50, 9,917.56 and 4,353.27

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Solution

The fourth proportional to 7,186.50, 9,917.56 and 4,353.27 is: 6,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.50 : 9,917.56 = 4,353.27 : x
  2. Step 2: Convert to fraction form
    7,186.50/9,917.56 = 4,353.27/x
  3. Step 3: Cross multiply
    7,186.50x = 9,917.56 × 4,353.27
  4. Step 4: Simplify right side
    7,186.50x = 43,173,794.65
  5. Step 5: Solve for x
    x = 43,173,794.65/7,186.50
  6. Step 6: Final answer
    x = 6,007.63

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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.