Home / 6,760.18-10,140.16-2,813.56

Finding the Fourth Proportional to 6,760.18, 10,140.16 and 2,813.56

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Solution

The fourth proportional to 6,760.18, 10,140.16 and 2,813.56 is: 4,220.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.18 : 10,140.16 = 2,813.56 : x
  2. Step 2: Convert to fraction form
    6,760.18/10,140.16 = 2,813.56/x
  3. Step 3: Cross multiply
    6,760.18x = 10,140.16 × 2,813.56
  4. Step 4: Simplify right side
    6,760.18x = 28,529,957.89
  5. Step 5: Solve for x
    x = 28,529,957.89/6,760.18
  6. Step 6: Final answer
    x = 4,220.29

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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.