Home / 3,653.44-5,480.70-1,344.76

Finding the Fourth Proportional to 3,653.44, 5,480.70 and 1,344.76

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Solution

The fourth proportional to 3,653.44, 5,480.70 and 1,344.76 is: 2,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.44 : 5,480.70 = 1,344.76 : x
  2. Step 2: Convert to fraction form
    3,653.44/5,480.70 = 1,344.76/x
  3. Step 3: Cross multiply
    3,653.44x = 5,480.70 × 1,344.76
  4. Step 4: Simplify right side
    3,653.44x = 7,370,226.13
  5. Step 5: Solve for x
    x = 7,370,226.13/3,653.44
  6. Step 6: Final answer
    x = 2,017.34

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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.