Home / 11,784.51-17,666.24-4,383.81

Finding the Fourth Proportional to 11,784.51, 17,666.24 and 4,383.81

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Solution

The fourth proportional to 11,784.51, 17,666.24 and 4,383.81 is: 6,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.51 : 17,666.24 = 4,383.81 : x
  2. Step 2: Convert to fraction form
    11,784.51/17,666.24 = 4,383.81/x
  3. Step 3: Cross multiply
    11,784.51x = 17,666.24 × 4,383.81
  4. Step 4: Simplify right side
    11,784.51x = 77,445,417.66
  5. Step 5: Solve for x
    x = 77,445,417.66/11,784.51
  6. Step 6: Final answer
    x = 6,571.80

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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.