Home / 2,946.01-4,418.89-1,385.44

Finding the Fourth Proportional to 2,946.01, 4,418.89 and 1,385.44

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Solution

The fourth proportional to 2,946.01, 4,418.89 and 1,385.44 is: 2,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.01 : 4,418.89 = 1,385.44 : x
  2. Step 2: Convert to fraction form
    2,946.01/4,418.89 = 1,385.44/x
  3. Step 3: Cross multiply
    2,946.01x = 4,418.89 × 1,385.44
  4. Step 4: Simplify right side
    2,946.01x = 6,122,106.96
  5. Step 5: Solve for x
    x = 6,122,106.96/2,946.01
  6. Step 6: Final answer
    x = 2,078.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.