Home / 8,361.19-12,533.55-5,399.16

Finding the Fourth Proportional to 8,361.19, 12,533.55 and 5,399.16

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Solution

The fourth proportional to 8,361.19, 12,533.55 and 5,399.16 is: 8,093.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.19 : 12,533.55 = 5,399.16 : x
  2. Step 2: Convert to fraction form
    8,361.19/12,533.55 = 5,399.16/x
  3. Step 3: Cross multiply
    8,361.19x = 12,533.55 × 5,399.16
  4. Step 4: Simplify right side
    8,361.19x = 67,670,641.82
  5. Step 5: Solve for x
    x = 67,670,641.82/8,361.19
  6. Step 6: Final answer
    x = 8,093.42

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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.