Home / 4,699.89-7,048.62-2,229.80

Finding the Fourth Proportional to 4,699.89, 7,048.62 and 2,229.80

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Solution

The fourth proportional to 4,699.89, 7,048.62 and 2,229.80 is: 3,344.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.89 : 7,048.62 = 2,229.80 : x
  2. Step 2: Convert to fraction form
    4,699.89/7,048.62 = 2,229.80/x
  3. Step 3: Cross multiply
    4,699.89x = 7,048.62 × 2,229.80
  4. Step 4: Simplify right side
    4,699.89x = 15,716,977.63
  5. Step 5: Solve for x
    x = 15,716,977.63/4,699.89
  6. Step 6: Final answer
    x = 3,344.12

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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.