Home / 4,845.23-7,271.78-2,505.91

Finding the Fourth Proportional to 4,845.23, 7,271.78 and 2,505.91

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Solution

The fourth proportional to 4,845.23, 7,271.78 and 2,505.91 is: 3,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.23 : 7,271.78 = 2,505.91 : x
  2. Step 2: Convert to fraction form
    4,845.23/7,271.78 = 2,505.91/x
  3. Step 3: Cross multiply
    4,845.23x = 7,271.78 × 2,505.91
  4. Step 4: Simplify right side
    4,845.23x = 18,222,393.87
  5. Step 5: Solve for x
    x = 18,222,393.87/4,845.23
  6. Step 6: Final answer
    x = 3,760.89

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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.