Home / 6,035.28-8,328.63-3,939.36

Finding the Fourth Proportional to 6,035.28, 8,328.63 and 3,939.36

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Solution

The fourth proportional to 6,035.28, 8,328.63 and 3,939.36 is: 5,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,035.28 : 8,328.63 = 3,939.36 : x
  2. Step 2: Convert to fraction form
    6,035.28/8,328.63 = 3,939.36/x
  3. Step 3: Cross multiply
    6,035.28x = 8,328.63 × 3,939.36
  4. Step 4: Simplify right side
    6,035.28x = 32,809,471.88
  5. Step 5: Solve for x
    x = 32,809,471.88/6,035.28
  6. Step 6: Final answer
    x = 5,436.28

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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.