Home / 8,361.44-12,533.84-4,665.28

Finding the Fourth Proportional to 8,361.44, 12,533.84 and 4,665.28

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Solution

The fourth proportional to 8,361.44, 12,533.84 and 4,665.28 is: 6,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.44 : 12,533.84 = 4,665.28 : x
  2. Step 2: Convert to fraction form
    8,361.44/12,533.84 = 4,665.28/x
  3. Step 3: Cross multiply
    8,361.44x = 12,533.84 × 4,665.28
  4. Step 4: Simplify right side
    8,361.44x = 58,473,873.08
  5. Step 5: Solve for x
    x = 58,473,873.08/8,361.44
  6. Step 6: Final answer
    x = 6,993.28

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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.