Home / 3,448.48-4,759-1,956.36

Finding the Fourth Proportional to 3,448.48, 4,759 and 1,956.36

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Solution

The fourth proportional to 3,448.48, 4,759 and 1,956.36 is: 2,699.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.48 : 4,759 = 1,956.36 : x
  2. Step 2: Convert to fraction form
    3,448.48/4,759 = 1,956.36/x
  3. Step 3: Cross multiply
    3,448.48x = 4,759 × 1,956.36
  4. Step 4: Simplify right side
    3,448.48x = 9,310,317.24
  5. Step 5: Solve for x
    x = 9,310,317.24/3,448.48
  6. Step 6: Final answer
    x = 2,699.83

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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.