Home / 4,821.52-7,231.96-1,534.81

Finding the Fourth Proportional to 4,821.52, 7,231.96 and 1,534.81

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Solution

The fourth proportional to 4,821.52, 7,231.96 and 1,534.81 is: 2,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.52 : 7,231.96 = 1,534.81 : x
  2. Step 2: Convert to fraction form
    4,821.52/7,231.96 = 1,534.81/x
  3. Step 3: Cross multiply
    4,821.52x = 7,231.96 × 1,534.81
  4. Step 4: Simplify right side
    4,821.52x = 11,099,684.53
  5. Step 5: Solve for x
    x = 11,099,684.53/4,821.52
  6. Step 6: Final answer
    x = 2,302.11

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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.