Home / 2,661.48-3,672.85-1,450.16

Finding the Fourth Proportional to 2,661.48, 3,672.85 and 1,450.16

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Solution

The fourth proportional to 2,661.48, 3,672.85 and 1,450.16 is: 2,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661.48 : 3,672.85 = 1,450.16 : x
  2. Step 2: Convert to fraction form
    2,661.48/3,672.85 = 1,450.16/x
  3. Step 3: Cross multiply
    2,661.48x = 3,672.85 × 1,450.16
  4. Step 4: Simplify right side
    2,661.48x = 5,326,212.36
  5. Step 5: Solve for x
    x = 5,326,212.36/2,661.48
  6. Step 6: Final answer
    x = 2,001.22

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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.