Home / 8,768.66-13,157.44-3,838.32

Finding the Fourth Proportional to 8,768.66, 13,157.44 and 3,838.32

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Solution

The fourth proportional to 8,768.66, 13,157.44 and 3,838.32 is: 5,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.66 : 13,157.44 = 3,838.32 : x
  2. Step 2: Convert to fraction form
    8,768.66/13,157.44 = 3,838.32/x
  3. Step 3: Cross multiply
    8,768.66x = 13,157.44 × 3,838.32
  4. Step 4: Simplify right side
    8,768.66x = 50,502,455.51
  5. Step 5: Solve for x
    x = 50,502,455.51/8,768.66
  6. Step 6: Final answer
    x = 5,759.43

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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.