Home / 7,603.79-11,405.62-2,057.69

Finding the Fourth Proportional to 7,603.79, 11,405.62 and 2,057.69

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Solution

The fourth proportional to 7,603.79, 11,405.62 and 2,057.69 is: 3,086.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.79 : 11,405.62 = 2,057.69 : x
  2. Step 2: Convert to fraction form
    7,603.79/11,405.62 = 2,057.69/x
  3. Step 3: Cross multiply
    7,603.79x = 11,405.62 × 2,057.69
  4. Step 4: Simplify right side
    7,603.79x = 23,469,253.59
  5. Step 5: Solve for x
    x = 23,469,253.59/7,603.79
  6. Step 6: Final answer
    x = 3,086.52

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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.