Home / 8,101.26-12,153.51-2,907.54

Finding the Fourth Proportional to 8,101.26, 12,153.51 and 2,907.54

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Solution

The fourth proportional to 8,101.26, 12,153.51 and 2,907.54 is: 4,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.26 : 12,153.51 = 2,907.54 : x
  2. Step 2: Convert to fraction form
    8,101.26/12,153.51 = 2,907.54/x
  3. Step 3: Cross multiply
    8,101.26x = 12,153.51 × 2,907.54
  4. Step 4: Simplify right side
    8,101.26x = 35,336,816.47
  5. Step 5: Solve for x
    x = 35,336,816.47/8,101.26
  6. Step 6: Final answer
    x = 4,361.89

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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.