Home / 4,911.24-6,768.18-3,511.56

Finding the Fourth Proportional to 4,911.24, 6,768.18 and 3,511.56

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Solution

The fourth proportional to 4,911.24, 6,768.18 and 3,511.56 is: 4,839.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.24 : 6,768.18 = 3,511.56 : x
  2. Step 2: Convert to fraction form
    4,911.24/6,768.18 = 3,511.56/x
  3. Step 3: Cross multiply
    4,911.24x = 6,768.18 × 3,511.56
  4. Step 4: Simplify right side
    4,911.24x = 23,766,870.16
  5. Step 5: Solve for x
    x = 23,766,870.16/4,911.24
  6. Step 6: Final answer
    x = 4,839.28

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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.