Home / 4,779.69-7,155.62-3,552.54

Finding the Fourth Proportional to 4,779.69, 7,155.62 and 3,552.54

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Solution

The fourth proportional to 4,779.69, 7,155.62 and 3,552.54 is: 5,318.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.69 : 7,155.62 = 3,552.54 : x
  2. Step 2: Convert to fraction form
    4,779.69/7,155.62 = 3,552.54/x
  3. Step 3: Cross multiply
    4,779.69x = 7,155.62 × 3,552.54
  4. Step 4: Simplify right side
    4,779.69x = 25,420,626.27
  5. Step 5: Solve for x
    x = 25,420,626.27/4,779.69
  6. Step 6: Final answer
    x = 5,318.47

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1.5x scale

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.