Home / 2,650.27-3,658.58-1,812.33

Finding the Fourth Proportional to 2,650.27, 3,658.58 and 1,812.33

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Solution

The fourth proportional to 2,650.27, 3,658.58 and 1,812.33 is: 2,501.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.27 : 3,658.58 = 1,812.33 : x
  2. Step 2: Convert to fraction form
    2,650.27/3,658.58 = 1,812.33/x
  3. Step 3: Cross multiply
    2,650.27x = 3,658.58 × 1,812.33
  4. Step 4: Simplify right side
    2,650.27x = 6,630,554.29
  5. Step 5: Solve for x
    x = 6,630,554.29/2,650.27
  6. Step 6: Final answer
    x = 2,501.84

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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.