Home / 2,647.08-3,967.77-1,723.32

Finding the Fourth Proportional to 2,647.08, 3,967.77 and 1,723.32

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Solution

The fourth proportional to 2,647.08, 3,967.77 and 1,723.32 is: 2,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647.08 : 3,967.77 = 1,723.32 : x
  2. Step 2: Convert to fraction form
    2,647.08/3,967.77 = 1,723.32/x
  3. Step 3: Cross multiply
    2,647.08x = 3,967.77 × 1,723.32
  4. Step 4: Simplify right side
    2,647.08x = 6,837,737.40
  5. Step 5: Solve for x
    x = 6,837,737.40/2,647.08
  6. Step 6: Final answer
    x = 2,583.12

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Why These Related Problems?

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