Home / 2,997.47-4,497.53-1,148.85

Finding the Fourth Proportional to 2,997.47, 4,497.53 and 1,148.85

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Solution

The fourth proportional to 2,997.47, 4,497.53 and 1,148.85 is: 1,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.47 : 4,497.53 = 1,148.85 : x
  2. Step 2: Convert to fraction form
    2,997.47/4,497.53 = 1,148.85/x
  3. Step 3: Cross multiply
    2,997.47x = 4,497.53 × 1,148.85
  4. Step 4: Simplify right side
    2,997.47x = 5,166,981.60
  5. Step 5: Solve for x
    x = 5,166,981.60/2,997.47
  6. Step 6: Final answer
    x = 1,723.78

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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.