Home / 6,847.42-9,451.83-4,015.75

Finding the Fourth Proportional to 6,847.42, 9,451.83 and 4,015.75

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Solution

The fourth proportional to 6,847.42, 9,451.83 and 4,015.75 is: 5,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.42 : 9,451.83 = 4,015.75 : x
  2. Step 2: Convert to fraction form
    6,847.42/9,451.83 = 4,015.75/x
  3. Step 3: Cross multiply
    6,847.42x = 9,451.83 × 4,015.75
  4. Step 4: Simplify right side
    6,847.42x = 37,956,186.32
  5. Step 5: Solve for x
    x = 37,956,186.32/6,847.42
  6. Step 6: Final answer
    x = 5,543.14

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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.