Home / 4,779.39-7,163.91-2,007.57

Finding the Fourth Proportional to 4,779.39, 7,163.91 and 2,007.57

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Solution

The fourth proportional to 4,779.39, 7,163.91 and 2,007.57 is: 3,009.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.39 : 7,163.91 = 2,007.57 : x
  2. Step 2: Convert to fraction form
    4,779.39/7,163.91 = 2,007.57/x
  3. Step 3: Cross multiply
    4,779.39x = 7,163.91 × 2,007.57
  4. Step 4: Simplify right side
    4,779.39x = 14,382,050.80
  5. Step 5: Solve for x
    x = 14,382,050.80/4,779.39
  6. Step 6: Final answer
    x = 3,009.18

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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.