Home / 6,373.36-9,560.04-1,991.19

Finding the Fourth Proportional to 6,373.36, 9,560.04 and 1,991.19

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Solution

The fourth proportional to 6,373.36, 9,560.04 and 1,991.19 is: 2,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.36 : 9,560.04 = 1,991.19 : x
  2. Step 2: Convert to fraction form
    6,373.36/9,560.04 = 1,991.19/x
  3. Step 3: Cross multiply
    6,373.36x = 9,560.04 × 1,991.19
  4. Step 4: Simplify right side
    6,373.36x = 19,035,856.05
  5. Step 5: Solve for x
    x = 19,035,856.05/6,373.36
  6. Step 6: Final answer
    x = 2,986.79

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Double scale
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Similar ratio
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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.