Home / 4,915.45-7,366.60-1,792.52

Finding the Fourth Proportional to 4,915.45, 7,366.60 and 1,792.52

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Solution

The fourth proportional to 4,915.45, 7,366.60 and 1,792.52 is: 2,686.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.45 : 7,366.60 = 1,792.52 : x
  2. Step 2: Convert to fraction form
    4,915.45/7,366.60 = 1,792.52/x
  3. Step 3: Cross multiply
    4,915.45x = 7,366.60 × 1,792.52
  4. Step 4: Simplify right side
    4,915.45x = 13,204,770.86
  5. Step 5: Solve for x
    x = 13,204,770.86/4,915.45
  6. Step 6: Final answer
    x = 2,686.38

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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.