Home / 4,751.14-7,128.15-2,285.26

Finding the Fourth Proportional to 4,751.14, 7,128.15 and 2,285.26

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Solution

The fourth proportional to 4,751.14, 7,128.15 and 2,285.26 is: 3,428.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.14 : 7,128.15 = 2,285.26 : x
  2. Step 2: Convert to fraction form
    4,751.14/7,128.15 = 2,285.26/x
  3. Step 3: Cross multiply
    4,751.14x = 7,128.15 × 2,285.26
  4. Step 4: Simplify right side
    4,751.14x = 16,289,676.07
  5. Step 5: Solve for x
    x = 16,289,676.07/4,751.14
  6. Step 6: Final answer
    x = 3,428.58

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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.