Home / 4,686.69-7,029.85-1,176.72

Finding the Fourth Proportional to 4,686.69, 7,029.85 and 1,176.72

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Solution

The fourth proportional to 4,686.69, 7,029.85 and 1,176.72 is: 1,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.69 : 7,029.85 = 1,176.72 : x
  2. Step 2: Convert to fraction form
    4,686.69/7,029.85 = 1,176.72/x
  3. Step 3: Cross multiply
    4,686.69x = 7,029.85 × 1,176.72
  4. Step 4: Simplify right side
    4,686.69x = 8,272,132.88
  5. Step 5: Solve for x
    x = 8,272,132.88/4,686.69
  6. Step 6: Final answer
    x = 1,765.03

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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.