Home / 4,176.76-6,259.67-1,708.69

Finding the Fourth Proportional to 4,176.76, 6,259.67 and 1,708.69

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Solution

The fourth proportional to 4,176.76, 6,259.67 and 1,708.69 is: 2,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.76 : 6,259.67 = 1,708.69 : x
  2. Step 2: Convert to fraction form
    4,176.76/6,259.67 = 1,708.69/x
  3. Step 3: Cross multiply
    4,176.76x = 6,259.67 × 1,708.69
  4. Step 4: Simplify right side
    4,176.76x = 10,695,795.69
  5. Step 5: Solve for x
    x = 10,695,795.69/4,176.76
  6. Step 6: Final answer
    x = 2,560.79

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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.