Home / 2,740.05-3,781.59-1,733.22

Finding the Fourth Proportional to 2,740.05, 3,781.59 and 1,733.22

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Solution

The fourth proportional to 2,740.05, 3,781.59 and 1,733.22 is: 2,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.05 : 3,781.59 = 1,733.22 : x
  2. Step 2: Convert to fraction form
    2,740.05/3,781.59 = 1,733.22/x
  3. Step 3: Cross multiply
    2,740.05x = 3,781.59 × 1,733.22
  4. Step 4: Simplify right side
    2,740.05x = 6,554,327.42
  5. Step 5: Solve for x
    x = 6,554,327.42/2,740.05
  6. Step 6: Final answer
    x = 2,392.05

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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.