Home / 1,846.88-2,766.70-1,220.27

Finding the Fourth Proportional to 1,846.88, 2,766.70 and 1,220.27

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Solution

The fourth proportional to 1,846.88, 2,766.70 and 1,220.27 is: 1,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.88 : 2,766.70 = 1,220.27 : x
  2. Step 2: Convert to fraction form
    1,846.88/2,766.70 = 1,220.27/x
  3. Step 3: Cross multiply
    1,846.88x = 2,766.70 × 1,220.27
  4. Step 4: Simplify right side
    1,846.88x = 3,376,108.70
  5. Step 5: Solve for x
    x = 3,376,108.70/1,846.88
  6. Step 6: Final answer
    x = 1,828.01

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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.