Home / 6,195.28-8,549.40-3,838

Finding the Fourth Proportional to 6,195.28, 8,549.40 and 3,838

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Solution

The fourth proportional to 6,195.28, 8,549.40 and 3,838 is: 5,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.28 : 8,549.40 = 3,838 : x
  2. Step 2: Convert to fraction form
    6,195.28/8,549.40 = 3,838/x
  3. Step 3: Cross multiply
    6,195.28x = 8,549.40 × 3,838
  4. Step 4: Simplify right side
    6,195.28x = 32,812,597.20
  5. Step 5: Solve for x
    x = 32,812,597.20/6,195.28
  6. Step 6: Final answer
    x = 5,296.39

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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.