Home / 3,176.08-4,759.57-1,786.50

Finding the Fourth Proportional to 3,176.08, 4,759.57 and 1,786.50

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Solution

The fourth proportional to 3,176.08, 4,759.57 and 1,786.50 is: 2,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.08 : 4,759.57 = 1,786.50 : x
  2. Step 2: Convert to fraction form
    3,176.08/4,759.57 = 1,786.50/x
  3. Step 3: Cross multiply
    3,176.08x = 4,759.57 × 1,786.50
  4. Step 4: Simplify right side
    3,176.08x = 8,502,971.81
  5. Step 5: Solve for x
    x = 8,502,971.81/3,176.08
  6. Step 6: Final answer
    x = 2,677.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.