Home / 6,222.81-8,583.02-3,829.65

Finding the Fourth Proportional to 6,222.81, 8,583.02 and 3,829.65

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Solution

The fourth proportional to 6,222.81, 8,583.02 and 3,829.65 is: 5,282.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.81 : 8,583.02 = 3,829.65 : x
  2. Step 2: Convert to fraction form
    6,222.81/8,583.02 = 3,829.65/x
  3. Step 3: Cross multiply
    6,222.81x = 8,583.02 × 3,829.65
  4. Step 4: Simplify right side
    6,222.81x = 32,869,919.63
  5. Step 5: Solve for x
    x = 32,869,919.63/6,222.81
  6. Step 6: Final answer
    x = 5,282.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.