Home / 7,211.10-10,818.42-3,052.14

Finding the Fourth Proportional to 7,211.10, 10,818.42 and 3,052.14

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Solution

The fourth proportional to 7,211.10, 10,818.42 and 3,052.14 is: 4,578.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211.10 : 10,818.42 = 3,052.14 : x
  2. Step 2: Convert to fraction form
    7,211.10/10,818.42 = 3,052.14/x
  3. Step 3: Cross multiply
    7,211.10x = 10,818.42 × 3,052.14
  4. Step 4: Simplify right side
    7,211.10x = 33,019,332.42
  5. Step 5: Solve for x
    x = 33,019,332.42/7,211.10
  6. Step 6: Final answer
    x = 4,578.96

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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.