Home / 4,937.12-6,812.48-3,168.96

Finding the Fourth Proportional to 4,937.12, 6,812.48 and 3,168.96

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Solution

The fourth proportional to 4,937.12, 6,812.48 and 3,168.96 is: 4,372.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.12 : 6,812.48 = 3,168.96 : x
  2. Step 2: Convert to fraction form
    4,937.12/6,812.48 = 3,168.96/x
  3. Step 3: Cross multiply
    4,937.12x = 6,812.48 × 3,168.96
  4. Step 4: Simplify right side
    4,937.12x = 21,588,476.62
  5. Step 5: Solve for x
    x = 21,588,476.62/4,937.12
  6. Step 6: Final answer
    x = 4,372.69

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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.