Home / 8,192.49-12,283.47-3,515.55

Finding the Fourth Proportional to 8,192.49, 12,283.47 and 3,515.55

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Solution

The fourth proportional to 8,192.49, 12,283.47 and 3,515.55 is: 5,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.49 : 12,283.47 = 3,515.55 : x
  2. Step 2: Convert to fraction form
    8,192.49/12,283.47 = 3,515.55/x
  3. Step 3: Cross multiply
    8,192.49x = 12,283.47 × 3,515.55
  4. Step 4: Simplify right side
    8,192.49x = 43,183,152.96
  5. Step 5: Solve for x
    x = 43,183,152.96/8,192.49
  6. Step 6: Final answer
    x = 5,271.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.