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Finding the Fourth Proportional to 11,073.96, 15,283.74 and 6,883.56

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Solution

The fourth proportional to 11,073.96, 15,283.74 and 6,883.56 is: 9,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.96 : 15,283.74 = 6,883.56 : x
  2. Step 2: Convert to fraction form
    11,073.96/15,283.74 = 6,883.56/x
  3. Step 3: Cross multiply
    11,073.96x = 15,283.74 × 6,883.56
  4. Step 4: Simplify right side
    11,073.96x = 105,206,541.31
  5. Step 5: Solve for x
    x = 105,206,541.31/11,073.96
  6. Step 6: Final answer
    x = 9,500.35

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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.