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Finding the Fourth Proportional to 4,603.75, 6,900.80 and 2,260.51

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Solution

The fourth proportional to 4,603.75, 6,900.80 and 2,260.51 is: 3,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,603.75 : 6,900.80 = 2,260.51 : x
  2. Step 2: Convert to fraction form
    4,603.75/6,900.80 = 2,260.51/x
  3. Step 3: Cross multiply
    4,603.75x = 6,900.80 × 2,260.51
  4. Step 4: Simplify right side
    4,603.75x = 15,599,298.85
  5. Step 5: Solve for x
    x = 15,599,298.85/4,603.75
  6. Step 6: Final answer
    x = 3,388.39

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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.