Home / 4,620.08-6,375.98-2,851.72

Finding the Fourth Proportional to 4,620.08, 6,375.98 and 2,851.72

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Solution

The fourth proportional to 4,620.08, 6,375.98 and 2,851.72 is: 3,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.08 : 6,375.98 = 2,851.72 : x
  2. Step 2: Convert to fraction form
    4,620.08/6,375.98 = 2,851.72/x
  3. Step 3: Cross multiply
    4,620.08x = 6,375.98 × 2,851.72
  4. Step 4: Simplify right side
    4,620.08x = 18,182,509.69
  5. Step 5: Solve for x
    x = 18,182,509.69/4,620.08
  6. Step 6: Final answer
    x = 3,935.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.