Home / 3,066.23-4,231.73-1,740.40

Finding the Fourth Proportional to 3,066.23, 4,231.73 and 1,740.40

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Solution

The fourth proportional to 3,066.23, 4,231.73 and 1,740.40 is: 2,401.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.23 : 4,231.73 = 1,740.40 : x
  2. Step 2: Convert to fraction form
    3,066.23/4,231.73 = 1,740.40/x
  3. Step 3: Cross multiply
    3,066.23x = 4,231.73 × 1,740.40
  4. Step 4: Simplify right side
    3,066.23x = 7,364,902.89
  5. Step 5: Solve for x
    x = 7,364,902.89/3,066.23
  6. Step 6: Final answer
    x = 2,401.94

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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.