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Finding the Fourth Proportional to 7,885.58, 11,829.54 and 2,338.27

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Solution

The fourth proportional to 7,885.58, 11,829.54 and 2,338.27 is: 3,507.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885.58 : 11,829.54 = 2,338.27 : x
  2. Step 2: Convert to fraction form
    7,885.58/11,829.54 = 2,338.27/x
  3. Step 3: Cross multiply
    7,885.58x = 11,829.54 × 2,338.27
  4. Step 4: Simplify right side
    7,885.58x = 27,660,637.69
  5. Step 5: Solve for x
    x = 27,660,637.69/7,885.58
  6. Step 6: Final answer
    x = 3,507.75

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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.