Home / 8,301.28-11,440.02-5,939.32

Finding the Fourth Proportional to 8,301.28, 11,440.02 and 5,939.32

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Solution

The fourth proportional to 8,301.28, 11,440.02 and 5,939.32 is: 8,185.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.28 : 11,440.02 = 5,939.32 : x
  2. Step 2: Convert to fraction form
    8,301.28/11,440.02 = 5,939.32/x
  3. Step 3: Cross multiply
    8,301.28x = 11,440.02 × 5,939.32
  4. Step 4: Simplify right side
    8,301.28x = 67,945,939.59
  5. Step 5: Solve for x
    x = 67,945,939.59/8,301.28
  6. Step 6: Final answer
    x = 8,185.00

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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.