Home / 11,709.83-17,564.76-4,784.33

Finding the Fourth Proportional to 11,709.83, 17,564.76 and 4,784.33

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Solution

The fourth proportional to 11,709.83, 17,564.76 and 4,784.33 is: 7,176.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709.83 : 17,564.76 = 4,784.33 : x
  2. Step 2: Convert to fraction form
    11,709.83/17,564.76 = 4,784.33/x
  3. Step 3: Cross multiply
    11,709.83x = 17,564.76 × 4,784.33
  4. Step 4: Simplify right side
    11,709.83x = 84,035,608.21
  5. Step 5: Solve for x
    x = 84,035,608.21/11,709.83
  6. Step 6: Final answer
    x = 7,176.50

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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.