Home / 1,448.89-2,001.11-1,334.07

Finding the Fourth Proportional to 1,448.89, 2,001.11 and 1,334.07

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Solution

The fourth proportional to 1,448.89, 2,001.11 and 1,334.07 is: 1,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.89 : 2,001.11 = 1,334.07 : x
  2. Step 2: Convert to fraction form
    1,448.89/2,001.11 = 1,334.07/x
  3. Step 3: Cross multiply
    1,448.89x = 2,001.11 × 1,334.07
  4. Step 4: Simplify right side
    1,448.89x = 2,669,614.15
  5. Step 5: Solve for x
    x = 2,669,614.15/1,448.89
  6. Step 6: Final answer
    x = 1,842.53

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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.