Home / 9,288.41-13,929.37-4,091.45

Finding the Fourth Proportional to 9,288.41, 13,929.37 and 4,091.45

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Solution

The fourth proportional to 9,288.41, 13,929.37 and 4,091.45 is: 6,135.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.41 : 13,929.37 = 4,091.45 : x
  2. Step 2: Convert to fraction form
    9,288.41/13,929.37 = 4,091.45/x
  3. Step 3: Cross multiply
    9,288.41x = 13,929.37 × 4,091.45
  4. Step 4: Simplify right side
    9,288.41x = 56,991,241.01
  5. Step 5: Solve for x
    x = 56,991,241.01/9,288.41
  6. Step 6: Final answer
    x = 6,135.74

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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.