Home / 3,448.47-4,758.99-1,956.35

Finding the Fourth Proportional to 3,448.47, 4,758.99 and 1,956.35

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Solution

The fourth proportional to 3,448.47, 4,758.99 and 1,956.35 is: 2,699.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.47 : 4,758.99 = 1,956.35 : x
  2. Step 2: Convert to fraction form
    3,448.47/4,758.99 = 1,956.35/x
  3. Step 3: Cross multiply
    3,448.47x = 4,758.99 × 1,956.35
  4. Step 4: Simplify right side
    3,448.47x = 9,310,250.09
  5. Step 5: Solve for x
    x = 9,310,250.09/3,448.47
  6. Step 6: Final answer
    x = 2,699.82

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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.