Home / 3,165.23-4,368.01-1,767.98

Finding the Fourth Proportional to 3,165.23, 4,368.01 and 1,767.98

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Solution

The fourth proportional to 3,165.23, 4,368.01 and 1,767.98 is: 2,439.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.23 : 4,368.01 = 1,767.98 : x
  2. Step 2: Convert to fraction form
    3,165.23/4,368.01 = 1,767.98/x
  3. Step 3: Cross multiply
    3,165.23x = 4,368.01 × 1,767.98
  4. Step 4: Simplify right side
    3,165.23x = 7,722,539.56
  5. Step 5: Solve for x
    x = 7,722,539.56/3,165.23
  6. Step 6: Final answer
    x = 2,439.81

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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.