Home / 3,629.32-5,018.70-2,942.44

Finding the Fourth Proportional to 3,629.32, 5,018.70 and 2,942.44

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Solution

The fourth proportional to 3,629.32, 5,018.70 and 2,942.44 is: 4,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.32 : 5,018.70 = 2,942.44 : x
  2. Step 2: Convert to fraction form
    3,629.32/5,018.70 = 2,942.44/x
  3. Step 3: Cross multiply
    3,629.32x = 5,018.70 × 2,942.44
  4. Step 4: Simplify right side
    3,629.32x = 14,767,223.63
  5. Step 5: Solve for x
    x = 14,767,223.63/3,629.32
  6. Step 6: Final answer
    x = 4,068.87

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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.