Home / 2,997.61-4,494.80-1,148.33

Finding the Fourth Proportional to 2,997.61, 4,494.80 and 1,148.33

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Solution

The fourth proportional to 2,997.61, 4,494.80 and 1,148.33 is: 1,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.61 : 4,494.80 = 1,148.33 : x
  2. Step 2: Convert to fraction form
    2,997.61/4,494.80 = 1,148.33/x
  3. Step 3: Cross multiply
    2,997.61x = 4,494.80 × 1,148.33
  4. Step 4: Simplify right side
    2,997.61x = 5,161,527.79
  5. Step 5: Solve for x
    x = 5,161,527.79/2,997.61
  6. Step 6: Final answer
    x = 1,721.88

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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.