Home / 11,151.51-16,699.19-6,706.77

Finding the Fourth Proportional to 11,151.51, 16,699.19 and 6,706.77

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Solution

The fourth proportional to 11,151.51, 16,699.19 and 6,706.77 is: 10,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.51 : 16,699.19 = 6,706.77 : x
  2. Step 2: Convert to fraction form
    11,151.51/16,699.19 = 6,706.77/x
  3. Step 3: Cross multiply
    11,151.51x = 16,699.19 × 6,706.77
  4. Step 4: Simplify right side
    11,151.51x = 111,997,592.98
  5. Step 5: Solve for x
    x = 111,997,592.98/11,151.51
  6. Step 6: Final answer
    x = 10,043.27

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1.5x scale

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.