Home / 8,267.93-12,401.75-2,721.32

Finding the Fourth Proportional to 8,267.93, 12,401.75 and 2,721.32

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Solution

The fourth proportional to 8,267.93, 12,401.75 and 2,721.32 is: 4,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.93 : 12,401.75 = 2,721.32 : x
  2. Step 2: Convert to fraction form
    8,267.93/12,401.75 = 2,721.32/x
  3. Step 3: Cross multiply
    8,267.93x = 12,401.75 × 2,721.32
  4. Step 4: Simplify right side
    8,267.93x = 33,749,116.70
  5. Step 5: Solve for x
    x = 33,749,116.70/8,267.93
  6. Step 6: Final answer
    x = 4,081.93

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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.