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Finding the Fourth Proportional to 4,357.98, 6,012.45 and 2,764.22

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Solution

The fourth proportional to 4,357.98, 6,012.45 and 2,764.22 is: 3,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,357.98 : 6,012.45 = 2,764.22 : x
  2. Step 2: Convert to fraction form
    4,357.98/6,012.45 = 2,764.22/x
  3. Step 3: Cross multiply
    4,357.98x = 6,012.45 × 2,764.22
  4. Step 4: Simplify right side
    4,357.98x = 16,619,704.48
  5. Step 5: Solve for x
    x = 16,619,704.48/4,357.98
  6. Step 6: Final answer
    x = 3,813.63

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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.