Home / 2,441.40-3,663.60-1,055.40

Finding the Fourth Proportional to 2,441.40, 3,663.60 and 1,055.40

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Solution

The fourth proportional to 2,441.40, 3,663.60 and 1,055.40 is: 1,583.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.40 : 3,663.60 = 1,055.40 : x
  2. Step 2: Convert to fraction form
    2,441.40/3,663.60 = 1,055.40/x
  3. Step 3: Cross multiply
    2,441.40x = 3,663.60 × 1,055.40
  4. Step 4: Simplify right side
    2,441.40x = 3,866,563.44
  5. Step 5: Solve for x
    x = 3,866,563.44/2,441.40
  6. Step 6: Final answer
    x = 1,583.75

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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.