Home / 3,029.46-4,545.48-1,274.92

Finding the Fourth Proportional to 3,029.46, 4,545.48 and 1,274.92

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Solution

The fourth proportional to 3,029.46, 4,545.48 and 1,274.92 is: 1,912.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.46 : 4,545.48 = 1,274.92 : x
  2. Step 2: Convert to fraction form
    3,029.46/4,545.48 = 1,274.92/x
  3. Step 3: Cross multiply
    3,029.46x = 4,545.48 × 1,274.92
  4. Step 4: Simplify right side
    3,029.46x = 5,795,123.36
  5. Step 5: Solve for x
    x = 5,795,123.36/3,029.46
  6. Step 6: Final answer
    x = 1,912.92

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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.