Home / 4,680.20-7,010.22-2,211.32

Finding the Fourth Proportional to 4,680.20, 7,010.22 and 2,211.32

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Solution

The fourth proportional to 4,680.20, 7,010.22 and 2,211.32 is: 3,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.20 : 7,010.22 = 2,211.32 : x
  2. Step 2: Convert to fraction form
    4,680.20/7,010.22 = 2,211.32/x
  3. Step 3: Cross multiply
    4,680.20x = 7,010.22 × 2,211.32
  4. Step 4: Simplify right side
    4,680.20x = 15,501,839.69
  5. Step 5: Solve for x
    x = 15,501,839.69/4,680.20
  6. Step 6: Final answer
    x = 3,312.22

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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.