Home / 6,247.50-9,383.16-3,620.28

Finding the Fourth Proportional to 6,247.50, 9,383.16 and 3,620.28

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Solution

The fourth proportional to 6,247.50, 9,383.16 and 3,620.28 is: 5,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.50 : 9,383.16 = 3,620.28 : x
  2. Step 2: Convert to fraction form
    6,247.50/9,383.16 = 3,620.28/x
  3. Step 3: Cross multiply
    6,247.50x = 9,383.16 × 3,620.28
  4. Step 4: Simplify right side
    6,247.50x = 33,969,666.48
  5. Step 5: Solve for x
    x = 33,969,666.48/6,247.50
  6. Step 6: Final answer
    x = 5,437.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.