Home / 11,767.77-16,239.96-7,051.14

Finding the Fourth Proportional to 11,767.77, 16,239.96 and 7,051.14

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Solution

The fourth proportional to 11,767.77, 16,239.96 and 7,051.14 is: 9,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.77 : 16,239.96 = 7,051.14 : x
  2. Step 2: Convert to fraction form
    11,767.77/16,239.96 = 7,051.14/x
  3. Step 3: Cross multiply
    11,767.77x = 16,239.96 × 7,051.14
  4. Step 4: Simplify right side
    11,767.77x = 114,510,231.55
  5. Step 5: Solve for x
    x = 114,510,231.55/11,767.77
  6. Step 6: Final answer
    x = 9,730.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.