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Finding the Fourth Proportional to 8,792.88, 13,181.21 and 3,242.01

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Solution

The fourth proportional to 8,792.88, 13,181.21 and 3,242.01 is: 4,860.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.88 : 13,181.21 = 3,242.01 : x
  2. Step 2: Convert to fraction form
    8,792.88/13,181.21 = 3,242.01/x
  3. Step 3: Cross multiply
    8,792.88x = 13,181.21 × 3,242.01
  4. Step 4: Simplify right side
    8,792.88x = 42,733,598.42
  5. Step 5: Solve for x
    x = 42,733,598.42/8,792.88
  6. Step 6: Final answer
    x = 4,860.02

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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.