Home / 8,204.80-11,321.16-4,667.32

Finding the Fourth Proportional to 8,204.80, 11,321.16 and 4,667.32

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Solution

The fourth proportional to 8,204.80, 11,321.16 and 4,667.32 is: 6,440.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.80 : 11,321.16 = 4,667.32 : x
  2. Step 2: Convert to fraction form
    8,204.80/11,321.16 = 4,667.32/x
  3. Step 3: Cross multiply
    8,204.80x = 11,321.16 × 4,667.32
  4. Step 4: Simplify right side
    8,204.80x = 52,839,476.49
  5. Step 5: Solve for x
    x = 52,839,476.49/8,204.80
  6. Step 6: Final answer
    x = 6,440.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.