Home / 4,933.07-6,808.32-3,140.75

Finding the Fourth Proportional to 4,933.07, 6,808.32 and 3,140.75

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Solution

The fourth proportional to 4,933.07, 6,808.32 and 3,140.75 is: 4,334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.07 : 6,808.32 = 3,140.75 : x
  2. Step 2: Convert to fraction form
    4,933.07/6,808.32 = 3,140.75/x
  3. Step 3: Cross multiply
    4,933.07x = 6,808.32 × 3,140.75
  4. Step 4: Simplify right side
    4,933.07x = 21,383,231.04
  5. Step 5: Solve for x
    x = 21,383,231.04/4,933.07
  6. Step 6: Final answer
    x = 4,334.67

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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.