Home / 7,091.54-10,639.13-2,706.60

Finding the Fourth Proportional to 7,091.54, 10,639.13 and 2,706.60

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Solution

The fourth proportional to 7,091.54, 10,639.13 and 2,706.60 is: 4,060.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091.54 : 10,639.13 = 2,706.60 : x
  2. Step 2: Convert to fraction form
    7,091.54/10,639.13 = 2,706.60/x
  3. Step 3: Cross multiply
    7,091.54x = 10,639.13 × 2,706.60
  4. Step 4: Simplify right side
    7,091.54x = 28,795,869.26
  5. Step 5: Solve for x
    x = 28,795,869.26/7,091.54
  6. Step 6: Final answer
    x = 4,060.59

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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.