Home / 6,082.36-9,117.77-1,919.50

Finding the Fourth Proportional to 6,082.36, 9,117.77 and 1,919.50

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Solution

The fourth proportional to 6,082.36, 9,117.77 and 1,919.50 is: 2,877.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.36 : 9,117.77 = 1,919.50 : x
  2. Step 2: Convert to fraction form
    6,082.36/9,117.77 = 1,919.50/x
  3. Step 3: Cross multiply
    6,082.36x = 9,117.77 × 1,919.50
  4. Step 4: Simplify right side
    6,082.36x = 17,501,527.12
  5. Step 5: Solve for x
    x = 17,501,527.12/6,082.36
  6. Step 6: Final answer
    x = 2,877.42

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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.