Home / 4,265.75-6,394.69-3,915.49

Finding the Fourth Proportional to 4,265.75, 6,394.69 and 3,915.49

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Solution

The fourth proportional to 4,265.75, 6,394.69 and 3,915.49 is: 5,869.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.75 : 6,394.69 = 3,915.49 : x
  2. Step 2: Convert to fraction form
    4,265.75/6,394.69 = 3,915.49/x
  3. Step 3: Cross multiply
    4,265.75x = 6,394.69 × 3,915.49
  4. Step 4: Simplify right side
    4,265.75x = 25,038,344.75
  5. Step 5: Solve for x
    x = 25,038,344.75/4,265.75
  6. Step 6: Final answer
    x = 5,869.62

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1.5x scale

Why These Related Problems?

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