Home / 3,026.90-4,540.36-946.82

Finding the Fourth Proportional to 3,026.90, 4,540.36 and 946.82

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Solution

The fourth proportional to 3,026.90, 4,540.36 and 946.82 is: 1,420.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.90 : 4,540.36 = 946.82 : x
  2. Step 2: Convert to fraction form
    3,026.90/4,540.36 = 946.82/x
  3. Step 3: Cross multiply
    3,026.90x = 4,540.36 × 946.82
  4. Step 4: Simplify right side
    3,026.90x = 4,298,903.66
  5. Step 5: Solve for x
    x = 4,298,903.66/3,026.90
  6. Step 6: Final answer
    x = 1,420.23

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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.