Home / 11,136.95-16,705.43-4,976.63

Finding the Fourth Proportional to 11,136.95, 16,705.43 and 4,976.63

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Solution

The fourth proportional to 11,136.95, 16,705.43 and 4,976.63 is: 7,464.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.95 : 16,705.43 = 4,976.63 : x
  2. Step 2: Convert to fraction form
    11,136.95/16,705.43 = 4,976.63/x
  3. Step 3: Cross multiply
    11,136.95x = 16,705.43 × 4,976.63
  4. Step 4: Simplify right side
    11,136.95x = 83,136,635.69
  5. Step 5: Solve for x
    x = 83,136,635.69/11,136.95
  6. Step 6: Final answer
    x = 7,464.94

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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.