Home / 2,940.30-4,385.77-2,701.50

Finding the Fourth Proportional to 2,940.30, 4,385.77 and 2,701.50

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Solution

The fourth proportional to 2,940.30, 4,385.77 and 2,701.50 is: 4,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.30 : 4,385.77 = 2,701.50 : x
  2. Step 2: Convert to fraction form
    2,940.30/4,385.77 = 2,701.50/x
  3. Step 3: Cross multiply
    2,940.30x = 4,385.77 × 2,701.50
  4. Step 4: Simplify right side
    2,940.30x = 11,848,157.66
  5. Step 5: Solve for x
    x = 11,848,157.66/2,940.30
  6. Step 6: Final answer
    x = 4,029.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.