Home / 5,647.08-7,790.58-3,550.44

Finding the Fourth Proportional to 5,647.08, 7,790.58 and 3,550.44

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Solution

The fourth proportional to 5,647.08, 7,790.58 and 3,550.44 is: 4,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.08 : 7,790.58 = 3,550.44 : x
  2. Step 2: Convert to fraction form
    5,647.08/7,790.58 = 3,550.44/x
  3. Step 3: Cross multiply
    5,647.08x = 7,790.58 × 3,550.44
  4. Step 4: Simplify right side
    5,647.08x = 27,659,986.86
  5. Step 5: Solve for x
    x = 27,659,986.86/5,647.08
  6. Step 6: Final answer
    x = 4,898.10

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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.