Home / 4,177.66-5,765.18-2,409.39

Finding the Fourth Proportional to 4,177.66, 5,765.18 and 2,409.39

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Solution

The fourth proportional to 4,177.66, 5,765.18 and 2,409.39 is: 3,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.66 : 5,765.18 = 2,409.39 : x
  2. Step 2: Convert to fraction form
    4,177.66/5,765.18 = 2,409.39/x
  3. Step 3: Cross multiply
    4,177.66x = 5,765.18 × 2,409.39
  4. Step 4: Simplify right side
    4,177.66x = 13,890,567.04
  5. Step 5: Solve for x
    x = 13,890,567.04/4,177.66
  6. Step 6: Final answer
    x = 3,324.96

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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.