Home / 2,018.52-3,026.76-923.66

Finding the Fourth Proportional to 2,018.52, 3,026.76 and 923.66

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Solution

The fourth proportional to 2,018.52, 3,026.76 and 923.66 is: 1,385.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.52 : 3,026.76 = 923.66 : x
  2. Step 2: Convert to fraction form
    2,018.52/3,026.76 = 923.66/x
  3. Step 3: Cross multiply
    2,018.52x = 3,026.76 × 923.66
  4. Step 4: Simplify right side
    2,018.52x = 2,795,682.01
  5. Step 5: Solve for x
    x = 2,795,682.01/2,018.52
  6. Step 6: Final answer
    x = 1,385.02

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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.