Home / 3,261.97-4,501.47-1,769.89

Finding the Fourth Proportional to 3,261.97, 4,501.47 and 1,769.89

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Solution

The fourth proportional to 3,261.97, 4,501.47 and 1,769.89 is: 2,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.97 : 4,501.47 = 1,769.89 : x
  2. Step 2: Convert to fraction form
    3,261.97/4,501.47 = 1,769.89/x
  3. Step 3: Cross multiply
    3,261.97x = 4,501.47 × 1,769.89
  4. Step 4: Simplify right side
    3,261.97x = 7,967,106.74
  5. Step 5: Solve for x
    x = 7,967,106.74/3,261.97
  6. Step 6: Final answer
    x = 2,442.42

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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.