Home / 7,739.62-11,603.72-6,260.69

Finding the Fourth Proportional to 7,739.62, 11,603.72 and 6,260.69

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Solution

The fourth proportional to 7,739.62, 11,603.72 and 6,260.69 is: 9,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.62 : 11,603.72 = 6,260.69 : x
  2. Step 2: Convert to fraction form
    7,739.62/11,603.72 = 6,260.69/x
  3. Step 3: Cross multiply
    7,739.62x = 11,603.72 × 6,260.69
  4. Step 4: Simplify right side
    7,739.62x = 72,647,338.43
  5. Step 5: Solve for x
    x = 72,647,338.43/7,739.62
  6. Step 6: Final answer
    x = 9,386.42

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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.