Home / 11,529.18-17,285.87-4,133.48

Finding the Fourth Proportional to 11,529.18, 17,285.87 and 4,133.48

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Solution

The fourth proportional to 11,529.18, 17,285.87 and 4,133.48 is: 6,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,529.18 : 17,285.87 = 4,133.48 : x
  2. Step 2: Convert to fraction form
    11,529.18/17,285.87 = 4,133.48/x
  3. Step 3: Cross multiply
    11,529.18x = 17,285.87 × 4,133.48
  4. Step 4: Simplify right side
    11,529.18x = 71,450,721.83
  5. Step 5: Solve for x
    x = 71,450,721.83/11,529.18
  6. Step 6: Final answer
    x = 6,197.38

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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.