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Finding the Fourth Proportional to 8,907.77, 13,361.76 and 2,334.62

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Solution

The fourth proportional to 8,907.77, 13,361.76 and 2,334.62 is: 3,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.77 : 13,361.76 = 2,334.62 : x
  2. Step 2: Convert to fraction form
    8,907.77/13,361.76 = 2,334.62/x
  3. Step 3: Cross multiply
    8,907.77x = 13,361.76 × 2,334.62
  4. Step 4: Simplify right side
    8,907.77x = 31,194,665.54
  5. Step 5: Solve for x
    x = 31,194,665.54/8,907.77
  6. Step 6: Final answer
    x = 3,501.96

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1.5x scale

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.