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Finding the Fourth Proportional to 4,852.36, 7,272.04 and 2,773

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Solution

The fourth proportional to 4,852.36, 7,272.04 and 2,773 is: 4,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,852.36 : 7,272.04 = 2,773 : x
  2. Step 2: Convert to fraction form
    4,852.36/7,272.04 = 2,773/x
  3. Step 3: Cross multiply
    4,852.36x = 7,272.04 × 2,773
  4. Step 4: Simplify right side
    4,852.36x = 20,165,366.92
  5. Step 5: Solve for x
    x = 20,165,366.92/4,852.36
  6. Step 6: Final answer
    x = 4,155.79

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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.