Home / 5,792.48-7,987.20-3,695.84

Finding the Fourth Proportional to 5,792.48, 7,987.20 and 3,695.84

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Solution

The fourth proportional to 5,792.48, 7,987.20 and 3,695.84 is: 5,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.48 : 7,987.20 = 3,695.84 : x
  2. Step 2: Convert to fraction form
    5,792.48/7,987.20 = 3,695.84/x
  3. Step 3: Cross multiply
    5,792.48x = 7,987.20 × 3,695.84
  4. Step 4: Simplify right side
    5,792.48x = 29,519,413.25
  5. Step 5: Solve for x
    x = 29,519,413.25/5,792.48
  6. Step 6: Final answer
    x = 5,096.16

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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.