Home / 6,936.36-9,581.82-6,190.08

Finding the Fourth Proportional to 6,936.36, 9,581.82 and 6,190.08

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Solution

The fourth proportional to 6,936.36, 9,581.82 and 6,190.08 is: 8,550.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.36 : 9,581.82 = 6,190.08 : x
  2. Step 2: Convert to fraction form
    6,936.36/9,581.82 = 6,190.08/x
  3. Step 3: Cross multiply
    6,936.36x = 9,581.82 × 6,190.08
  4. Step 4: Simplify right side
    6,936.36x = 59,312,232.35
  5. Step 5: Solve for x
    x = 59,312,232.35/6,936.36
  6. Step 6: Final answer
    x = 8,550.92

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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.