Home / 10,698.26-16,046.95-2,800.65

Finding the Fourth Proportional to 10,698.26, 16,046.95 and 2,800.65

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Solution

The fourth proportional to 10,698.26, 16,046.95 and 2,800.65 is: 4,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698.26 : 16,046.95 = 2,800.65 : x
  2. Step 2: Convert to fraction form
    10,698.26/16,046.95 = 2,800.65/x
  3. Step 3: Cross multiply
    10,698.26x = 16,046.95 × 2,800.65
  4. Step 4: Simplify right side
    10,698.26x = 44,941,890.52
  5. Step 5: Solve for x
    x = 44,941,890.52/10,698.26
  6. Step 6: Final answer
    x = 4,200.86

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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.