Home / 3,050.46-4,209.93-1,872.30

Finding the Fourth Proportional to 3,050.46, 4,209.93 and 1,872.30

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Solution

The fourth proportional to 3,050.46, 4,209.93 and 1,872.30 is: 2,583.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.46 : 4,209.93 = 1,872.30 : x
  2. Step 2: Convert to fraction form
    3,050.46/4,209.93 = 1,872.30/x
  3. Step 3: Cross multiply
    3,050.46x = 4,209.93 × 1,872.30
  4. Step 4: Simplify right side
    3,050.46x = 7,882,251.94
  5. Step 5: Solve for x
    x = 7,882,251.94/3,050.46
  6. Step 6: Final answer
    x = 2,583.96

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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.