Home / 1,792.10-2,695.35-1,604.90

Finding the Fourth Proportional to 1,792.10, 2,695.35 and 1,604.90

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Solution

The fourth proportional to 1,792.10, 2,695.35 and 1,604.90 is: 2,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792.10 : 2,695.35 = 1,604.90 : x
  2. Step 2: Convert to fraction form
    1,792.10/2,695.35 = 1,604.90/x
  3. Step 3: Cross multiply
    1,792.10x = 2,695.35 × 1,604.90
  4. Step 4: Simplify right side
    1,792.10x = 4,325,767.22
  5. Step 5: Solve for x
    x = 4,325,767.22/1,792.10
  6. Step 6: Final answer
    x = 2,413.80

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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.