Home / 10,090.40-13,919.52-5,896.22

Finding the Fourth Proportional to 10,090.40, 13,919.52 and 5,896.22

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Solution

The fourth proportional to 10,090.40, 13,919.52 and 5,896.22 is: 8,133.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.40 : 13,919.52 = 5,896.22 : x
  2. Step 2: Convert to fraction form
    10,090.40/13,919.52 = 5,896.22/x
  3. Step 3: Cross multiply
    10,090.40x = 13,919.52 × 5,896.22
  4. Step 4: Simplify right side
    10,090.40x = 82,072,552.21
  5. Step 5: Solve for x
    x = 82,072,552.21/10,090.40
  6. Step 6: Final answer
    x = 8,133.73

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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.