Home / 3,950.32-5,445.36-2,954.08

Finding the Fourth Proportional to 3,950.32, 5,445.36 and 2,954.08

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Solution

The fourth proportional to 3,950.32, 5,445.36 and 2,954.08 is: 4,072.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.32 : 5,445.36 = 2,954.08 : x
  2. Step 2: Convert to fraction form
    3,950.32/5,445.36 = 2,954.08/x
  3. Step 3: Cross multiply
    3,950.32x = 5,445.36 × 2,954.08
  4. Step 4: Simplify right side
    3,950.32x = 16,086,029.07
  5. Step 5: Solve for x
    x = 16,086,029.07/3,950.32
  6. Step 6: Final answer
    x = 4,072.08

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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.