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Finding the Fourth Proportional to 2,392.63, 3,301.02 and 1,448.71

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Solution

The fourth proportional to 2,392.63, 3,301.02 and 1,448.71 is: 1,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.63 : 3,301.02 = 1,448.71 : x
  2. Step 2: Convert to fraction form
    2,392.63/3,301.02 = 1,448.71/x
  3. Step 3: Cross multiply
    2,392.63x = 3,301.02 × 1,448.71
  4. Step 4: Simplify right side
    2,392.63x = 4,782,220.68
  5. Step 5: Solve for x
    x = 4,782,220.68/2,392.63
  6. Step 6: Final answer
    x = 1,998.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.