Home / 10,702.17-16,054.44-2,911.05

Finding the Fourth Proportional to 10,702.17, 16,054.44 and 2,911.05

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Solution

The fourth proportional to 10,702.17, 16,054.44 and 2,911.05 is: 4,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702.17 : 16,054.44 = 2,911.05 : x
  2. Step 2: Convert to fraction form
    10,702.17/16,054.44 = 2,911.05/x
  3. Step 3: Cross multiply
    10,702.17x = 16,054.44 × 2,911.05
  4. Step 4: Simplify right side
    10,702.17x = 46,735,277.56
  5. Step 5: Solve for x
    x = 46,735,277.56/10,702.17
  6. Step 6: Final answer
    x = 4,366.90

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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.