Home / 3,448.34-4,758.26-1,955.72

Finding the Fourth Proportional to 3,448.34, 4,758.26 and 1,955.72

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Solution

The fourth proportional to 3,448.34, 4,758.26 and 1,955.72 is: 2,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.34 : 4,758.26 = 1,955.72 : x
  2. Step 2: Convert to fraction form
    3,448.34/4,758.26 = 1,955.72/x
  3. Step 3: Cross multiply
    3,448.34x = 4,758.26 × 1,955.72
  4. Step 4: Simplify right side
    3,448.34x = 9,305,824.25
  5. Step 5: Solve for x
    x = 9,305,824.25/3,448.34
  6. Step 6: Final answer
    x = 2,698.64

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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.