Home / 2,647.34-3,651.99-1,653.38

Finding the Fourth Proportional to 2,647.34, 3,651.99 and 1,653.38

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Solution

The fourth proportional to 2,647.34, 3,651.99 and 1,653.38 is: 2,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647.34 : 3,651.99 = 1,653.38 : x
  2. Step 2: Convert to fraction form
    2,647.34/3,651.99 = 1,653.38/x
  3. Step 3: Cross multiply
    2,647.34x = 3,651.99 × 1,653.38
  4. Step 4: Simplify right side
    2,647.34x = 6,038,127.23
  5. Step 5: Solve for x
    x = 6,038,127.23/2,647.34
  6. Step 6: Final answer
    x = 2,280.83

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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.