Home / 4,792.42-7,188.60-1,505.77

Finding the Fourth Proportional to 4,792.42, 7,188.60 and 1,505.77

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Solution

The fourth proportional to 4,792.42, 7,188.60 and 1,505.77 is: 2,258.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.42 : 7,188.60 = 1,505.77 : x
  2. Step 2: Convert to fraction form
    4,792.42/7,188.60 = 1,505.77/x
  3. Step 3: Cross multiply
    4,792.42x = 7,188.60 × 1,505.77
  4. Step 4: Simplify right side
    4,792.42x = 10,824,378.22
  5. Step 5: Solve for x
    x = 10,824,378.22/4,792.42
  6. Step 6: Final answer
    x = 2,258.65

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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.