Home / 10,976.51-16,452.96-4,739.46

Finding the Fourth Proportional to 10,976.51, 16,452.96 and 4,739.46

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Solution

The fourth proportional to 10,976.51, 16,452.96 and 4,739.46 is: 7,104.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.51 : 16,452.96 = 4,739.46 : x
  2. Step 2: Convert to fraction form
    10,976.51/16,452.96 = 4,739.46/x
  3. Step 3: Cross multiply
    10,976.51x = 16,452.96 × 4,739.46
  4. Step 4: Simplify right side
    10,976.51x = 77,978,178.87
  5. Step 5: Solve for x
    x = 77,978,178.87/10,976.51
  6. Step 6: Final answer
    x = 7,104.09

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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.