Home / 5,915.64-8,163.46-3,263.28

Finding the Fourth Proportional to 5,915.64, 8,163.46 and 3,263.28

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Solution

The fourth proportional to 5,915.64, 8,163.46 and 3,263.28 is: 4,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.64 : 8,163.46 = 3,263.28 : x
  2. Step 2: Convert to fraction form
    5,915.64/8,163.46 = 3,263.28/x
  3. Step 3: Cross multiply
    5,915.64x = 8,163.46 × 3,263.28
  4. Step 4: Simplify right side
    5,915.64x = 26,639,655.75
  5. Step 5: Solve for x
    x = 26,639,655.75/5,915.64
  6. Step 6: Final answer
    x = 4,503.26

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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.