Home / 1,566.16-2,161.44-894.04

Finding the Fourth Proportional to 1,566.16, 2,161.44 and 894.04

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Solution

The fourth proportional to 1,566.16, 2,161.44 and 894.04 is: 1,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.16 : 2,161.44 = 894.04 : x
  2. Step 2: Convert to fraction form
    1,566.16/2,161.44 = 894.04/x
  3. Step 3: Cross multiply
    1,566.16x = 2,161.44 × 894.04
  4. Step 4: Simplify right side
    1,566.16x = 1,932,413.82
  5. Step 5: Solve for x
    x = 1,932,413.82/1,566.16
  6. Step 6: Final answer
    x = 1,233.85

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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.