Home / 3,261.86-4,501.33-1,769.77

Finding the Fourth Proportional to 3,261.86, 4,501.33 and 1,769.77

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Solution

The fourth proportional to 3,261.86, 4,501.33 and 1,769.77 is: 2,442.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.86 : 4,501.33 = 1,769.77 : x
  2. Step 2: Convert to fraction form
    3,261.86/4,501.33 = 1,769.77/x
  3. Step 3: Cross multiply
    3,261.86x = 4,501.33 × 1,769.77
  4. Step 4: Simplify right side
    3,261.86x = 7,966,296.29
  5. Step 5: Solve for x
    x = 7,966,296.29/3,261.86
  6. Step 6: Final answer
    x = 2,442.26

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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.