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Finding the Fourth Proportional to 2,027.77, 3,041.65 and 488.77

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Solution

The fourth proportional to 2,027.77, 3,041.65 and 488.77 is: 733.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.77 : 3,041.65 = 488.77 : x
  2. Step 2: Convert to fraction form
    2,027.77/3,041.65 = 488.77/x
  3. Step 3: Cross multiply
    2,027.77x = 3,041.65 × 488.77
  4. Step 4: Simplify right side
    2,027.77x = 1,486,671.68
  5. Step 5: Solve for x
    x = 1,486,671.68/2,027.77
  6. Step 6: Final answer
    x = 733.16

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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.