Home / 2,682.08-4,020.96-1,144.16

Finding the Fourth Proportional to 2,682.08, 4,020.96 and 1,144.16

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Solution

The fourth proportional to 2,682.08, 4,020.96 and 1,144.16 is: 1,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.08 : 4,020.96 = 1,144.16 : x
  2. Step 2: Convert to fraction form
    2,682.08/4,020.96 = 1,144.16/x
  3. Step 3: Cross multiply
    2,682.08x = 4,020.96 × 1,144.16
  4. Step 4: Simplify right side
    2,682.08x = 4,600,621.59
  5. Step 5: Solve for x
    x = 4,600,621.59/2,682.08
  6. Step 6: Final answer
    x = 1,715.32

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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.