Home / 8,962.72-13,446.80-3,623.16

Finding the Fourth Proportional to 8,962.72, 13,446.80 and 3,623.16

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Solution

The fourth proportional to 8,962.72, 13,446.80 and 3,623.16 is: 5,435.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.72 : 13,446.80 = 3,623.16 : x
  2. Step 2: Convert to fraction form
    8,962.72/13,446.80 = 3,623.16/x
  3. Step 3: Cross multiply
    8,962.72x = 13,446.80 × 3,623.16
  4. Step 4: Simplify right side
    8,962.72x = 48,719,907.89
  5. Step 5: Solve for x
    x = 48,719,907.89/8,962.72
  6. Step 6: Final answer
    x = 5,435.84

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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.