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Finding the Fourth Proportional to 4,804.32, 7,203.96 and 2,205

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Solution

The fourth proportional to 4,804.32, 7,203.96 and 2,205 is: 3,306.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.32 : 7,203.96 = 2,205 : x
  2. Step 2: Convert to fraction form
    4,804.32/7,203.96 = 2,205/x
  3. Step 3: Cross multiply
    4,804.32x = 7,203.96 × 2,205
  4. Step 4: Simplify right side
    4,804.32x = 15,884,731.80
  5. Step 5: Solve for x
    x = 15,884,731.80/4,804.32
  6. Step 6: Final answer
    x = 3,306.34

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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.