Home / 8,872.84-13,312.62-3,328.66

Finding the Fourth Proportional to 8,872.84, 13,312.62 and 3,328.66

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Solution

The fourth proportional to 8,872.84, 13,312.62 and 3,328.66 is: 4,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.84 : 13,312.62 = 3,328.66 : x
  2. Step 2: Convert to fraction form
    8,872.84/13,312.62 = 3,328.66/x
  3. Step 3: Cross multiply
    8,872.84x = 13,312.62 × 3,328.66
  4. Step 4: Simplify right side
    8,872.84x = 44,313,185.69
  5. Step 5: Solve for x
    x = 44,313,185.69/8,872.84
  6. Step 6: Final answer
    x = 4,994.25

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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.