Home / 4,939.08-7,405.68-1,651.28

Finding the Fourth Proportional to 4,939.08, 7,405.68 and 1,651.28

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Solution

The fourth proportional to 4,939.08, 7,405.68 and 1,651.28 is: 2,475.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.08 : 7,405.68 = 1,651.28 : x
  2. Step 2: Convert to fraction form
    4,939.08/7,405.68 = 1,651.28/x
  3. Step 3: Cross multiply
    4,939.08x = 7,405.68 × 1,651.28
  4. Step 4: Simplify right side
    4,939.08x = 12,228,851.27
  5. Step 5: Solve for x
    x = 12,228,851.27/4,939.08
  6. Step 6: Final answer
    x = 2,475.94

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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.