Home / 3,050.46-4,545.72-2,865.78

Finding the Fourth Proportional to 3,050.46, 4,545.72 and 2,865.78

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Solution

The fourth proportional to 3,050.46, 4,545.72 and 2,865.78 is: 4,270.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.46 : 4,545.72 = 2,865.78 : x
  2. Step 2: Convert to fraction form
    3,050.46/4,545.72 = 2,865.78/x
  3. Step 3: Cross multiply
    3,050.46x = 4,545.72 × 2,865.78
  4. Step 4: Simplify right side
    3,050.46x = 13,027,033.46
  5. Step 5: Solve for x
    x = 13,027,033.46/3,050.46
  6. Step 6: Final answer
    x = 4,270.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.