Home / 8,939.58-13,410.01-2,365.69

Finding the Fourth Proportional to 8,939.58, 13,410.01 and 2,365.69

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Solution

The fourth proportional to 8,939.58, 13,410.01 and 2,365.69 is: 3,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939.58 : 13,410.01 = 2,365.69 : x
  2. Step 2: Convert to fraction form
    8,939.58/13,410.01 = 2,365.69/x
  3. Step 3: Cross multiply
    8,939.58x = 13,410.01 × 2,365.69
  4. Step 4: Simplify right side
    8,939.58x = 31,723,926.56
  5. Step 5: Solve for x
    x = 31,723,926.56/8,939.58
  6. Step 6: Final answer
    x = 3,548.70

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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.