Home / 1,416.83-2,119.77-1,413.18

Finding the Fourth Proportional to 1,416.83, 2,119.77 and 1,413.18

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Solution

The fourth proportional to 1,416.83, 2,119.77 and 1,413.18 is: 2,114.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416.83 : 2,119.77 = 1,413.18 : x
  2. Step 2: Convert to fraction form
    1,416.83/2,119.77 = 1,413.18/x
  3. Step 3: Cross multiply
    1,416.83x = 2,119.77 × 1,413.18
  4. Step 4: Simplify right side
    1,416.83x = 2,995,616.57
  5. Step 5: Solve for x
    x = 2,995,616.57/1,416.83
  6. Step 6: Final answer
    x = 2,114.32

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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.