Home / 3,483.80-4,802.75-2,950.55

Finding the Fourth Proportional to 3,483.80, 4,802.75 and 2,950.55

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Solution

The fourth proportional to 3,483.80, 4,802.75 and 2,950.55 is: 4,067.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.80 : 4,802.75 = 2,950.55 : x
  2. Step 2: Convert to fraction form
    3,483.80/4,802.75 = 2,950.55/x
  3. Step 3: Cross multiply
    3,483.80x = 4,802.75 × 2,950.55
  4. Step 4: Simplify right side
    3,483.80x = 14,170,754.01
  5. Step 5: Solve for x
    x = 14,170,754.01/3,483.80
  6. Step 6: Final answer
    x = 4,067.61

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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.