Home / 6,247.28-9,368.61-2,086.17

Finding the Fourth Proportional to 6,247.28, 9,368.61 and 2,086.17

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Solution

The fourth proportional to 6,247.28, 9,368.61 and 2,086.17 is: 3,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.28 : 9,368.61 = 2,086.17 : x
  2. Step 2: Convert to fraction form
    6,247.28/9,368.61 = 2,086.17/x
  3. Step 3: Cross multiply
    6,247.28x = 9,368.61 × 2,086.17
  4. Step 4: Simplify right side
    6,247.28x = 19,544,513.12
  5. Step 5: Solve for x
    x = 19,544,513.12/6,247.28
  6. Step 6: Final answer
    x = 3,128.48

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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.