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Finding the Fourth Proportional to 3,370.98, 4,651.82 and 1,973.70

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Solution

The fourth proportional to 3,370.98, 4,651.82 and 1,973.70 is: 2,723.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.98 : 4,651.82 = 1,973.70 : x
  2. Step 2: Convert to fraction form
    3,370.98/4,651.82 = 1,973.70/x
  3. Step 3: Cross multiply
    3,370.98x = 4,651.82 × 1,973.70
  4. Step 4: Simplify right side
    3,370.98x = 9,181,297.13
  5. Step 5: Solve for x
    x = 9,181,297.13/3,370.98
  6. Step 6: Final answer
    x = 2,723.63

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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.