Home / 5,955.20-8,218.20-3,302.80

Finding the Fourth Proportional to 5,955.20, 8,218.20 and 3,302.80

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Solution

The fourth proportional to 5,955.20, 8,218.20 and 3,302.80 is: 4,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.20 : 8,218.20 = 3,302.80 : x
  2. Step 2: Convert to fraction form
    5,955.20/8,218.20 = 3,302.80/x
  3. Step 3: Cross multiply
    5,955.20x = 8,218.20 × 3,302.80
  4. Step 4: Simplify right side
    5,955.20x = 27,143,070.96
  5. Step 5: Solve for x
    x = 27,143,070.96/5,955.20
  6. Step 6: Final answer
    x = 4,557.88

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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.