Home / 4,896.15-7,339.29-2,815.53

Finding the Fourth Proportional to 4,896.15, 7,339.29 and 2,815.53

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Solution

The fourth proportional to 4,896.15, 7,339.29 and 2,815.53 is: 4,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.15 : 7,339.29 = 2,815.53 : x
  2. Step 2: Convert to fraction form
    4,896.15/7,339.29 = 2,815.53/x
  3. Step 3: Cross multiply
    4,896.15x = 7,339.29 × 2,815.53
  4. Step 4: Simplify right side
    4,896.15x = 20,663,968.93
  5. Step 5: Solve for x
    x = 20,663,968.93/4,896.15
  6. Step 6: Final answer
    x = 4,220.46

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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.