Home / 11,837.73-16,338-7,058.28

Finding the Fourth Proportional to 11,837.73, 16,338 and 7,058.28

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Solution

The fourth proportional to 11,837.73, 16,338 and 7,058.28 is: 9,741.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.73 : 16,338 = 7,058.28 : x
  2. Step 2: Convert to fraction form
    11,837.73/16,338 = 7,058.28/x
  3. Step 3: Cross multiply
    11,837.73x = 16,338 × 7,058.28
  4. Step 4: Simplify right side
    11,837.73x = 115,318,178.64
  5. Step 5: Solve for x
    x = 115,318,178.64/11,837.73
  6. Step 6: Final answer
    x = 9,741.58

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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.