Home / 8,930.93-13,392.96-4,247.33

Finding the Fourth Proportional to 8,930.93, 13,392.96 and 4,247.33

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Solution

The fourth proportional to 8,930.93, 13,392.96 and 4,247.33 is: 6,369.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.93 : 13,392.96 = 4,247.33 : x
  2. Step 2: Convert to fraction form
    8,930.93/13,392.96 = 4,247.33/x
  3. Step 3: Cross multiply
    8,930.93x = 13,392.96 × 4,247.33
  4. Step 4: Simplify right side
    8,930.93x = 56,884,237.90
  5. Step 5: Solve for x
    x = 56,884,237.90/8,930.93
  6. Step 6: Final answer
    x = 6,369.36

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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.