Home / 2,057.10-3,085.66-1,644.30

Finding the Fourth Proportional to 2,057.10, 3,085.66 and 1,644.30

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Solution

The fourth proportional to 2,057.10, 3,085.66 and 1,644.30 is: 2,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.10 : 3,085.66 = 1,644.30 : x
  2. Step 2: Convert to fraction form
    2,057.10/3,085.66 = 1,644.30/x
  3. Step 3: Cross multiply
    2,057.10x = 3,085.66 × 1,644.30
  4. Step 4: Simplify right side
    2,057.10x = 5,073,752.79
  5. Step 5: Solve for x
    x = 5,073,752.79/2,057.10
  6. Step 6: Final answer
    x = 2,466.46

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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.