Home / 2,066.09-2,851.20-1,181.84

Finding the Fourth Proportional to 2,066.09, 2,851.20 and 1,181.84

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Solution

The fourth proportional to 2,066.09, 2,851.20 and 1,181.84 is: 1,630.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.09 : 2,851.20 = 1,181.84 : x
  2. Step 2: Convert to fraction form
    2,066.09/2,851.20 = 1,181.84/x
  3. Step 3: Cross multiply
    2,066.09x = 2,851.20 × 1,181.84
  4. Step 4: Simplify right side
    2,066.09x = 3,369,647.95
  5. Step 5: Solve for x
    x = 3,369,647.95/2,066.09
  6. Step 6: Final answer
    x = 1,630.93

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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.