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Finding the Fourth Proportional to 3,707.46, 5,561.46 and 1,516.23

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Solution

The fourth proportional to 3,707.46, 5,561.46 and 1,516.23 is: 2,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.46 : 5,561.46 = 1,516.23 : x
  2. Step 2: Convert to fraction form
    3,707.46/5,561.46 = 1,516.23/x
  3. Step 3: Cross multiply
    3,707.46x = 5,561.46 × 1,516.23
  4. Step 4: Simplify right side
    3,707.46x = 8,432,452.50
  5. Step 5: Solve for x
    x = 8,432,452.50/3,707.46
  6. Step 6: Final answer
    x = 2,274.46

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Half scale
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Double scale
Find fourth proportional to 3,708.46, 5,562.96 and 1,517.23
Similar ratio
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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.