Home / 10,702.98-16,054.52-2,911.79

Finding the Fourth Proportional to 10,702.98, 16,054.52 and 2,911.79

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Solution

The fourth proportional to 10,702.98, 16,054.52 and 2,911.79 is: 4,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702.98 : 16,054.52 = 2,911.79 : x
  2. Step 2: Convert to fraction form
    10,702.98/16,054.52 = 2,911.79/x
  3. Step 3: Cross multiply
    10,702.98x = 16,054.52 × 2,911.79
  4. Step 4: Simplify right side
    10,702.98x = 46,747,295.96
  5. Step 5: Solve for x
    x = 46,747,295.96/10,702.98
  6. Step 6: Final answer
    x = 4,367.69

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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.