Home / 2,740.34-4,110.51-1,767.12

Finding the Fourth Proportional to 2,740.34, 4,110.51 and 1,767.12

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Solution

The fourth proportional to 2,740.34, 4,110.51 and 1,767.12 is: 2,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.34 : 4,110.51 = 1,767.12 : x
  2. Step 2: Convert to fraction form
    2,740.34/4,110.51 = 1,767.12/x
  3. Step 3: Cross multiply
    2,740.34x = 4,110.51 × 1,767.12
  4. Step 4: Simplify right side
    2,740.34x = 7,263,790.33
  5. Step 5: Solve for x
    x = 7,263,790.33/2,740.34
  6. Step 6: Final answer
    x = 2,650.69

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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.