Home / 6,270.28-8,652.76-3,617.80

Finding the Fourth Proportional to 6,270.28, 8,652.76 and 3,617.80

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Solution

The fourth proportional to 6,270.28, 8,652.76 and 3,617.80 is: 4,992.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.28 : 8,652.76 = 3,617.80 : x
  2. Step 2: Convert to fraction form
    6,270.28/8,652.76 = 3,617.80/x
  3. Step 3: Cross multiply
    6,270.28x = 8,652.76 × 3,617.80
  4. Step 4: Simplify right side
    6,270.28x = 31,303,955.13
  5. Step 5: Solve for x
    x = 31,303,955.13/6,270.28
  6. Step 6: Final answer
    x = 4,992.43

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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.