Home / 6,991.06-10,486.58-4,793.12

Finding the Fourth Proportional to 6,991.06, 10,486.58 and 4,793.12

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Solution

The fourth proportional to 6,991.06, 10,486.58 and 4,793.12 is: 7,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,991.06 : 10,486.58 = 4,793.12 : x
  2. Step 2: Convert to fraction form
    6,991.06/10,486.58 = 4,793.12/x
  3. Step 3: Cross multiply
    6,991.06x = 10,486.58 × 4,793.12
  4. Step 4: Simplify right side
    6,991.06x = 50,263,485.20
  5. Step 5: Solve for x
    x = 50,263,485.20/6,991.06
  6. Step 6: Final answer
    x = 7,189.68

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1.5x scale

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.