Home / 2,747.49-4,125.35-2,706.50

Finding the Fourth Proportional to 2,747.49, 4,125.35 and 2,706.50

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Solution

The fourth proportional to 2,747.49, 4,125.35 and 2,706.50 is: 4,063.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.49 : 4,125.35 = 2,706.50 : x
  2. Step 2: Convert to fraction form
    2,747.49/4,125.35 = 2,706.50/x
  3. Step 3: Cross multiply
    2,747.49x = 4,125.35 × 2,706.50
  4. Step 4: Simplify right side
    2,747.49x = 11,165,225.62
  5. Step 5: Solve for x
    x = 11,165,225.62/2,747.49
  6. Step 6: Final answer
    x = 4,063.79

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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.