Home / 11,764.36-16,235.40-6,984.55

Finding the Fourth Proportional to 11,764.36, 16,235.40 and 6,984.55

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Solution

The fourth proportional to 11,764.36, 16,235.40 and 6,984.55 is: 9,639.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,764.36 : 16,235.40 = 6,984.55 : x
  2. Step 2: Convert to fraction form
    11,764.36/16,235.40 = 6,984.55/x
  3. Step 3: Cross multiply
    11,764.36x = 16,235.40 × 6,984.55
  4. Step 4: Simplify right side
    11,764.36x = 113,396,963.07
  5. Step 5: Solve for x
    x = 113,396,963.07/11,764.36
  6. Step 6: Final answer
    x = 9,639.03

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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.