Home / 11,140.37-16,707.80-4,901.94

Finding the Fourth Proportional to 11,140.37, 16,707.80 and 4,901.94

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Solution

The fourth proportional to 11,140.37, 16,707.80 and 4,901.94 is: 7,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.37 : 16,707.80 = 4,901.94 : x
  2. Step 2: Convert to fraction form
    11,140.37/16,707.80 = 4,901.94/x
  3. Step 3: Cross multiply
    11,140.37x = 16,707.80 × 4,901.94
  4. Step 4: Simplify right side
    11,140.37x = 81,900,608.62
  5. Step 5: Solve for x
    x = 81,900,608.62/11,140.37
  6. Step 6: Final answer
    x = 7,351.70

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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.