Home / 4,576.70-6,311.90-2,982.76

Finding the Fourth Proportional to 4,576.70, 6,311.90 and 2,982.76

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Solution

The fourth proportional to 4,576.70, 6,311.90 and 2,982.76 is: 4,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.70 : 6,311.90 = 2,982.76 : x
  2. Step 2: Convert to fraction form
    4,576.70/6,311.90 = 2,982.76/x
  3. Step 3: Cross multiply
    4,576.70x = 6,311.90 × 2,982.76
  4. Step 4: Simplify right side
    4,576.70x = 18,826,882.84
  5. Step 5: Solve for x
    x = 18,826,882.84/4,576.70
  6. Step 6: Final answer
    x = 4,113.64

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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.