Home / 11,176.46-16,764.66-2,856.47

Finding the Fourth Proportional to 11,176.46, 16,764.66 and 2,856.47

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Solution

The fourth proportional to 11,176.46, 16,764.66 and 2,856.47 is: 4,284.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.46 : 16,764.66 = 2,856.47 : x
  2. Step 2: Convert to fraction form
    11,176.46/16,764.66 = 2,856.47/x
  3. Step 3: Cross multiply
    11,176.46x = 16,764.66 × 2,856.47
  4. Step 4: Simplify right side
    11,176.46x = 47,887,748.35
  5. Step 5: Solve for x
    x = 47,887,748.35/11,176.46
  6. Step 6: Final answer
    x = 4,284.70

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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.