Home / 5,222.84-7,834.70-1,935.95

Finding the Fourth Proportional to 5,222.84, 7,834.70 and 1,935.95

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Solution

The fourth proportional to 5,222.84, 7,834.70 and 1,935.95 is: 2,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.84 : 7,834.70 = 1,935.95 : x
  2. Step 2: Convert to fraction form
    5,222.84/7,834.70 = 1,935.95/x
  3. Step 3: Cross multiply
    5,222.84x = 7,834.70 × 1,935.95
  4. Step 4: Simplify right side
    5,222.84x = 15,167,611.89
  5. Step 5: Solve for x
    x = 15,167,611.89/5,222.84
  6. Step 6: Final answer
    x = 2,904.10

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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.