Home / 10,923.02-16,381.96-4,685.97

Finding the Fourth Proportional to 10,923.02, 16,381.96 and 4,685.97

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Solution

The fourth proportional to 10,923.02, 16,381.96 and 4,685.97 is: 7,027.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.02 : 16,381.96 = 4,685.97 : x
  2. Step 2: Convert to fraction form
    10,923.02/16,381.96 = 4,685.97/x
  3. Step 3: Cross multiply
    10,923.02x = 16,381.96 × 4,685.97
  4. Step 4: Simplify right side
    10,923.02x = 76,765,422.82
  5. Step 5: Solve for x
    x = 76,765,422.82/10,923.02
  6. Step 6: Final answer
    x = 7,027.86

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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.