Home / 9,315.58-13,967.96-3,764.38

Finding the Fourth Proportional to 9,315.58, 13,967.96 and 3,764.38

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Solution

The fourth proportional to 9,315.58, 13,967.96 and 3,764.38 is: 5,644.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315.58 : 13,967.96 = 3,764.38 : x
  2. Step 2: Convert to fraction form
    9,315.58/13,967.96 = 3,764.38/x
  3. Step 3: Cross multiply
    9,315.58x = 13,967.96 × 3,764.38
  4. Step 4: Simplify right side
    9,315.58x = 52,580,709.26
  5. Step 5: Solve for x
    x = 52,580,709.26/9,315.58
  6. Step 6: Final answer
    x = 5,644.38

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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.