Home / 11,473.36-17,215.56-4,083.20

Finding the Fourth Proportional to 11,473.36, 17,215.56 and 4,083.20

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Solution

The fourth proportional to 11,473.36, 17,215.56 and 4,083.20 is: 6,126.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.36 : 17,215.56 = 4,083.20 : x
  2. Step 2: Convert to fraction form
    11,473.36/17,215.56 = 4,083.20/x
  3. Step 3: Cross multiply
    11,473.36x = 17,215.56 × 4,083.20
  4. Step 4: Simplify right side
    11,473.36x = 70,294,574.59
  5. Step 5: Solve for x
    x = 70,294,574.59/11,473.36
  6. Step 6: Final answer
    x = 6,126.76

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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.