Home / 4,473.12-6,709.68-1,186.47

Finding the Fourth Proportional to 4,473.12, 6,709.68 and 1,186.47

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Solution

The fourth proportional to 4,473.12, 6,709.68 and 1,186.47 is: 1,779.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,473.12 : 6,709.68 = 1,186.47 : x
  2. Step 2: Convert to fraction form
    4,473.12/6,709.68 = 1,186.47/x
  3. Step 3: Cross multiply
    4,473.12x = 6,709.68 × 1,186.47
  4. Step 4: Simplify right side
    4,473.12x = 7,960,834.03
  5. Step 5: Solve for x
    x = 7,960,834.03/4,473.12
  6. Step 6: Final answer
    x = 1,779.71

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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.