Home / 7,783.85-11,673.97-2,588.33

Finding the Fourth Proportional to 7,783.85, 11,673.97 and 2,588.33

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Solution

The fourth proportional to 7,783.85, 11,673.97 and 2,588.33 is: 3,881.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.85 : 11,673.97 = 2,588.33 : x
  2. Step 2: Convert to fraction form
    7,783.85/11,673.97 = 2,588.33/x
  3. Step 3: Cross multiply
    7,783.85x = 11,673.97 × 2,588.33
  4. Step 4: Simplify right side
    7,783.85x = 30,216,086.77
  5. Step 5: Solve for x
    x = 30,216,086.77/7,783.85
  6. Step 6: Final answer
    x = 3,881.89

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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.