Home / 4,513.50-6,771.59-2,172.82

Finding the Fourth Proportional to 4,513.50, 6,771.59 and 2,172.82

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Solution

The fourth proportional to 4,513.50, 6,771.59 and 2,172.82 is: 3,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513.50 : 6,771.59 = 2,172.82 : x
  2. Step 2: Convert to fraction form
    4,513.50/6,771.59 = 2,172.82/x
  3. Step 3: Cross multiply
    4,513.50x = 6,771.59 × 2,172.82
  4. Step 4: Simplify right side
    4,513.50x = 14,713,446.18
  5. Step 5: Solve for x
    x = 14,713,446.18/4,513.50
  6. Step 6: Final answer
    x = 3,259.88

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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.