Home / 6,977.95-10,469.55-3,231.56

Finding the Fourth Proportional to 6,977.95, 10,469.55 and 3,231.56

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Solution

The fourth proportional to 6,977.95, 10,469.55 and 3,231.56 is: 4,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.95 : 10,469.55 = 3,231.56 : x
  2. Step 2: Convert to fraction form
    6,977.95/10,469.55 = 3,231.56/x
  3. Step 3: Cross multiply
    6,977.95x = 10,469.55 × 3,231.56
  4. Step 4: Simplify right side
    6,977.95x = 33,833,017.29
  5. Step 5: Solve for x
    x = 33,833,017.29/6,977.95
  6. Step 6: Final answer
    x = 4,848.56

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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.