Home / 10,134.11-13,991.13-6,555.33

Finding the Fourth Proportional to 10,134.11, 13,991.13 and 6,555.33

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Solution

The fourth proportional to 10,134.11, 13,991.13 and 6,555.33 is: 9,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.11 : 13,991.13 = 6,555.33 : x
  2. Step 2: Convert to fraction form
    10,134.11/13,991.13 = 6,555.33/x
  3. Step 3: Cross multiply
    10,134.11x = 13,991.13 × 6,555.33
  4. Step 4: Simplify right side
    10,134.11x = 91,716,474.22
  5. Step 5: Solve for x
    x = 91,716,474.22/10,134.11
  6. Step 6: Final answer
    x = 9,050.27

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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.