Home / 3,451.98-4,763.75-2,054.78

Finding the Fourth Proportional to 3,451.98, 4,763.75 and 2,054.78

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Solution

The fourth proportional to 3,451.98, 4,763.75 and 2,054.78 is: 2,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.98 : 4,763.75 = 2,054.78 : x
  2. Step 2: Convert to fraction form
    3,451.98/4,763.75 = 2,054.78/x
  3. Step 3: Cross multiply
    3,451.98x = 4,763.75 × 2,054.78
  4. Step 4: Simplify right side
    3,451.98x = 9,788,458.23
  5. Step 5: Solve for x
    x = 9,788,458.23/3,451.98
  6. Step 6: Final answer
    x = 2,835.61

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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.