Home / 4,187.56-5,780.82-2,617.96

Finding the Fourth Proportional to 4,187.56, 5,780.82 and 2,617.96

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Solution

The fourth proportional to 4,187.56, 5,780.82 and 2,617.96 is: 3,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.56 : 5,780.82 = 2,617.96 : x
  2. Step 2: Convert to fraction form
    4,187.56/5,780.82 = 2,617.96/x
  3. Step 3: Cross multiply
    4,187.56x = 5,780.82 × 2,617.96
  4. Step 4: Simplify right side
    4,187.56x = 15,133,955.53
  5. Step 5: Solve for x
    x = 15,133,955.53/4,187.56
  6. Step 6: Final answer
    x = 3,614.03

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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.