Home / 7,723.31-10,657.37-4,739.27

Finding the Fourth Proportional to 7,723.31, 10,657.37 and 4,739.27

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Solution

The fourth proportional to 7,723.31, 10,657.37 and 4,739.27 is: 6,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.31 : 10,657.37 = 4,739.27 : x
  2. Step 2: Convert to fraction form
    7,723.31/10,657.37 = 4,739.27/x
  3. Step 3: Cross multiply
    7,723.31x = 10,657.37 × 4,739.27
  4. Step 4: Simplify right side
    7,723.31x = 50,508,112.48
  5. Step 5: Solve for x
    x = 50,508,112.48/7,723.31
  6. Step 6: Final answer
    x = 6,539.70

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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.