Home / 4,792.38-7,188.10-1,505.39

Finding the Fourth Proportional to 4,792.38, 7,188.10 and 1,505.39

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Solution

The fourth proportional to 4,792.38, 7,188.10 and 1,505.39 is: 2,257.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.38 : 7,188.10 = 1,505.39 : x
  2. Step 2: Convert to fraction form
    4,792.38/7,188.10 = 1,505.39/x
  3. Step 3: Cross multiply
    4,792.38x = 7,188.10 × 1,505.39
  4. Step 4: Simplify right side
    4,792.38x = 10,820,850.39
  5. Step 5: Solve for x
    x = 10,820,850.39/4,792.38
  6. Step 6: Final answer
    x = 2,257.93

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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.