Home / 7,176.44-9,905.56-4,343.83

Finding the Fourth Proportional to 7,176.44, 9,905.56 and 4,343.83

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Solution

The fourth proportional to 7,176.44, 9,905.56 and 4,343.83 is: 5,995.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.44 : 9,905.56 = 4,343.83 : x
  2. Step 2: Convert to fraction form
    7,176.44/9,905.56 = 4,343.83/x
  3. Step 3: Cross multiply
    7,176.44x = 9,905.56 × 4,343.83
  4. Step 4: Simplify right side
    7,176.44x = 43,028,033.07
  5. Step 5: Solve for x
    x = 43,028,033.07/7,176.44
  6. Step 6: Final answer
    x = 5,995.73

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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.