Home / 7,147.65-10,722.52-2,706.95

Finding the Fourth Proportional to 7,147.65, 10,722.52 and 2,706.95

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Solution

The fourth proportional to 7,147.65, 10,722.52 and 2,706.95 is: 4,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147.65 : 10,722.52 = 2,706.95 : x
  2. Step 2: Convert to fraction form
    7,147.65/10,722.52 = 2,706.95/x
  3. Step 3: Cross multiply
    7,147.65x = 10,722.52 × 2,706.95
  4. Step 4: Simplify right side
    7,147.65x = 29,025,265.13
  5. Step 5: Solve for x
    x = 29,025,265.13/7,147.65
  6. Step 6: Final answer
    x = 4,060.81

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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.