Home / 2,473.44-3,412.68-1,478.28

Finding the Fourth Proportional to 2,473.44, 3,412.68 and 1,478.28

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Solution

The fourth proportional to 2,473.44, 3,412.68 and 1,478.28 is: 2,039.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.44 : 3,412.68 = 1,478.28 : x
  2. Step 2: Convert to fraction form
    2,473.44/3,412.68 = 1,478.28/x
  3. Step 3: Cross multiply
    2,473.44x = 3,412.68 × 1,478.28
  4. Step 4: Simplify right side
    2,473.44x = 5,044,896.59
  5. Step 5: Solve for x
    x = 5,044,896.59/2,473.44
  6. Step 6: Final answer
    x = 2,039.63

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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.