Home / 4,059.84-6,089.94-1,286.45

Finding the Fourth Proportional to 4,059.84, 6,089.94 and 1,286.45

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Solution

The fourth proportional to 4,059.84, 6,089.94 and 1,286.45 is: 1,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.84 : 6,089.94 = 1,286.45 : x
  2. Step 2: Convert to fraction form
    4,059.84/6,089.94 = 1,286.45/x
  3. Step 3: Cross multiply
    4,059.84x = 6,089.94 × 1,286.45
  4. Step 4: Simplify right side
    4,059.84x = 7,834,413.71
  5. Step 5: Solve for x
    x = 7,834,413.71/4,059.84
  6. Step 6: Final answer
    x = 1,929.73

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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.