Home / 9,945.77-13,723.83-6,167.56

Finding the Fourth Proportional to 9,945.77, 13,723.83 and 6,167.56

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Solution

The fourth proportional to 9,945.77, 13,723.83 and 6,167.56 is: 8,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.77 : 13,723.83 = 6,167.56 : x
  2. Step 2: Convert to fraction form
    9,945.77/13,723.83 = 6,167.56/x
  3. Step 3: Cross multiply
    9,945.77x = 13,723.83 × 6,167.56
  4. Step 4: Simplify right side
    9,945.77x = 84,642,510.65
  5. Step 5: Solve for x
    x = 84,642,510.65/9,945.77
  6. Step 6: Final answer
    x = 8,510.41

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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.