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Finding the Fourth Proportional to 3,706.45, 5,559.57 and 1,514.65

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Solution

The fourth proportional to 3,706.45, 5,559.57 and 1,514.65 is: 2,271.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.45 : 5,559.57 = 1,514.65 : x
  2. Step 2: Convert to fraction form
    3,706.45/5,559.57 = 1,514.65/x
  3. Step 3: Cross multiply
    3,706.45x = 5,559.57 × 1,514.65
  4. Step 4: Simplify right side
    3,706.45x = 8,420,802.70
  5. Step 5: Solve for x
    x = 8,420,802.70/3,706.45
  6. Step 6: Final answer
    x = 2,271.93

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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.