Home / 11,528.57-17,289.20-3,735.56

Finding the Fourth Proportional to 11,528.57, 17,289.20 and 3,735.56

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Solution

The fourth proportional to 11,528.57, 17,289.20 and 3,735.56 is: 5,602.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528.57 : 17,289.20 = 3,735.56 : x
  2. Step 2: Convert to fraction form
    11,528.57/17,289.20 = 3,735.56/x
  3. Step 3: Cross multiply
    11,528.57x = 17,289.20 × 3,735.56
  4. Step 4: Simplify right side
    11,528.57x = 64,584,896.51
  5. Step 5: Solve for x
    x = 64,584,896.51/11,528.57
  6. Step 6: Final answer
    x = 5,602.16

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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.