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Finding the Fourth Proportional to 4,883.42, 7,328.76 and 2,804.42

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Solution

The fourth proportional to 4,883.42, 7,328.76 and 2,804.42 is: 4,208.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.42 : 7,328.76 = 2,804.42 : x
  2. Step 2: Convert to fraction form
    4,883.42/7,328.76 = 2,804.42/x
  3. Step 3: Cross multiply
    4,883.42x = 7,328.76 × 2,804.42
  4. Step 4: Simplify right side
    4,883.42x = 20,552,921.12
  5. Step 5: Solve for x
    x = 20,552,921.12/4,883.42
  6. Step 6: Final answer
    x = 4,208.71

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1.5x scale

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.