Home / 5,915.83-8,163.63-3,263.21

Finding the Fourth Proportional to 5,915.83, 8,163.63 and 3,263.21

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Solution

The fourth proportional to 5,915.83, 8,163.63 and 3,263.21 is: 4,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.83 : 8,163.63 = 3,263.21 : x
  2. Step 2: Convert to fraction form
    5,915.83/8,163.63 = 3,263.21/x
  3. Step 3: Cross multiply
    5,915.83x = 8,163.63 × 3,263.21
  4. Step 4: Simplify right side
    5,915.83x = 26,639,659.46
  5. Step 5: Solve for x
    x = 26,639,659.46/5,915.83
  6. Step 6: Final answer
    x = 4,503.12

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