Home / 8,986.44-12,401.76-5,007.96

Finding the Fourth Proportional to 8,986.44, 12,401.76 and 5,007.96

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Solution

The fourth proportional to 8,986.44, 12,401.76 and 5,007.96 is: 6,911.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.44 : 12,401.76 = 5,007.96 : x
  2. Step 2: Convert to fraction form
    8,986.44/12,401.76 = 5,007.96/x
  3. Step 3: Cross multiply
    8,986.44x = 12,401.76 × 5,007.96
  4. Step 4: Simplify right side
    8,986.44x = 62,107,518.01
  5. Step 5: Solve for x
    x = 62,107,518.01/8,986.44
  6. Step 6: Final answer
    x = 6,911.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.