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Finding the Fourth Proportional to 3,335.47, 5,003.21 and 1,026.97

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Solution

The fourth proportional to 3,335.47, 5,003.21 and 1,026.97 is: 1,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.47 : 5,003.21 = 1,026.97 : x
  2. Step 2: Convert to fraction form
    3,335.47/5,003.21 = 1,026.97/x
  3. Step 3: Cross multiply
    3,335.47x = 5,003.21 × 1,026.97
  4. Step 4: Simplify right side
    3,335.47x = 5,138,146.57
  5. Step 5: Solve for x
    x = 5,138,146.57/3,335.47
  6. Step 6: Final answer
    x = 1,540.46

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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.