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Finding the Fourth Proportional to 2,743.83, 4,116.08 and 894.45

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Solution

The fourth proportional to 2,743.83, 4,116.08 and 894.45 is: 1,341.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.83 : 4,116.08 = 894.45 : x
  2. Step 2: Convert to fraction form
    2,743.83/4,116.08 = 894.45/x
  3. Step 3: Cross multiply
    2,743.83x = 4,116.08 × 894.45
  4. Step 4: Simplify right side
    2,743.83x = 3,681,629.99
  5. Step 5: Solve for x
    x = 3,681,629.99/2,743.83
  6. Step 6: Final answer
    x = 1,341.79

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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.