Home / 5,915.90-8,163.82-3,263.38

Finding the Fourth Proportional to 5,915.90, 8,163.82 and 3,263.38

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Solution

The fourth proportional to 5,915.90, 8,163.82 and 3,263.38 is: 4,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.90 : 8,163.82 = 3,263.38 : x
  2. Step 2: Convert to fraction form
    5,915.90/8,163.82 = 3,263.38/x
  3. Step 3: Cross multiply
    5,915.90x = 8,163.82 × 3,263.38
  4. Step 4: Simplify right side
    5,915.90x = 26,641,646.91
  5. Step 5: Solve for x
    x = 26,641,646.91/5,915.90
  6. Step 6: Final answer
    x = 4,503.40

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1.5x scale

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.