Home / 2,290.72-3,437.08-2,192.32

Finding the Fourth Proportional to 2,290.72, 3,437.08 and 2,192.32

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Solution

The fourth proportional to 2,290.72, 3,437.08 and 2,192.32 is: 3,289.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290.72 : 3,437.08 = 2,192.32 : x
  2. Step 2: Convert to fraction form
    2,290.72/3,437.08 = 2,192.32/x
  3. Step 3: Cross multiply
    2,290.72x = 3,437.08 × 2,192.32
  4. Step 4: Simplify right side
    2,290.72x = 7,535,179.23
  5. Step 5: Solve for x
    x = 7,535,179.23/2,290.72
  6. Step 6: Final answer
    x = 3,289.44

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