Home / 3,455.52-4,768.62-1,883.70

Finding the Fourth Proportional to 3,455.52, 4,768.62 and 1,883.70

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Solution

The fourth proportional to 3,455.52, 4,768.62 and 1,883.70 is: 2,599.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.52 : 4,768.62 = 1,883.70 : x
  2. Step 2: Convert to fraction form
    3,455.52/4,768.62 = 1,883.70/x
  3. Step 3: Cross multiply
    3,455.52x = 4,768.62 × 1,883.70
  4. Step 4: Simplify right side
    3,455.52x = 8,982,649.49
  5. Step 5: Solve for x
    x = 8,982,649.49/3,455.52
  6. Step 6: Final answer
    x = 2,599.51

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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.