Home / 11,154.65-16,706.28-6,463.01

Finding the Fourth Proportional to 11,154.65, 16,706.28 and 6,463.01

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Solution

The fourth proportional to 11,154.65, 16,706.28 and 6,463.01 is: 9,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154.65 : 16,706.28 = 6,463.01 : x
  2. Step 2: Convert to fraction form
    11,154.65/16,706.28 = 6,463.01/x
  3. Step 3: Cross multiply
    11,154.65x = 16,706.28 × 6,463.01
  4. Step 4: Simplify right side
    11,154.65x = 107,972,771.17
  5. Step 5: Solve for x
    x = 107,972,771.17/11,154.65
  6. Step 6: Final answer
    x = 9,679.62

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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.