Home / 7,133.11-9,845.73-4,150.13

Finding the Fourth Proportional to 7,133.11, 9,845.73 and 4,150.13

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Solution

The fourth proportional to 7,133.11, 9,845.73 and 4,150.13 is: 5,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.11 : 9,845.73 = 4,150.13 : x
  2. Step 2: Convert to fraction form
    7,133.11/9,845.73 = 4,150.13/x
  3. Step 3: Cross multiply
    7,133.11x = 9,845.73 × 4,150.13
  4. Step 4: Simplify right side
    7,133.11x = 40,861,010.22
  5. Step 5: Solve for x
    x = 40,861,010.22/7,133.11
  6. Step 6: Final answer
    x = 5,728.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.