Home / 3,544.26-4,890.96-1,972.32

Finding the Fourth Proportional to 3,544.26, 4,890.96 and 1,972.32

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Solution

The fourth proportional to 3,544.26, 4,890.96 and 1,972.32 is: 2,721.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.26 : 4,890.96 = 1,972.32 : x
  2. Step 2: Convert to fraction form
    3,544.26/4,890.96 = 1,972.32/x
  3. Step 3: Cross multiply
    3,544.26x = 4,890.96 × 1,972.32
  4. Step 4: Simplify right side
    3,544.26x = 9,646,538.23
  5. Step 5: Solve for x
    x = 9,646,538.23/3,544.26
  6. Step 6: Final answer
    x = 2,721.74

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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.