Home / 5,076.46-7,614.23-1,789.38

Finding the Fourth Proportional to 5,076.46, 7,614.23 and 1,789.38

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Solution

The fourth proportional to 5,076.46, 7,614.23 and 1,789.38 is: 2,683.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.46 : 7,614.23 = 1,789.38 : x
  2. Step 2: Convert to fraction form
    5,076.46/7,614.23 = 1,789.38/x
  3. Step 3: Cross multiply
    5,076.46x = 7,614.23 × 1,789.38
  4. Step 4: Simplify right side
    5,076.46x = 13,624,750.88
  5. Step 5: Solve for x
    x = 13,624,750.88/5,076.46
  6. Step 6: Final answer
    x = 2,683.91

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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.