Home / 11,576.12-17,365.14-3,784.76

Finding the Fourth Proportional to 11,576.12, 17,365.14 and 3,784.76

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Solution

The fourth proportional to 11,576.12, 17,365.14 and 3,784.76 is: 5,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.12 : 17,365.14 = 3,784.76 : x
  2. Step 2: Convert to fraction form
    11,576.12/17,365.14 = 3,784.76/x
  3. Step 3: Cross multiply
    11,576.12x = 17,365.14 × 3,784.76
  4. Step 4: Simplify right side
    11,576.12x = 65,722,887.27
  5. Step 5: Solve for x
    x = 65,722,887.27/11,576.12
  6. Step 6: Final answer
    x = 5,677.45

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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.