Home / 11,446.89-15,796.48-6,342.27

Finding the Fourth Proportional to 11,446.89, 15,796.48 and 6,342.27

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Solution

The fourth proportional to 11,446.89, 15,796.48 and 6,342.27 is: 8,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.89 : 15,796.48 = 6,342.27 : x
  2. Step 2: Convert to fraction form
    11,446.89/15,796.48 = 6,342.27/x
  3. Step 3: Cross multiply
    11,446.89x = 15,796.48 × 6,342.27
  4. Step 4: Simplify right side
    11,446.89x = 100,185,541.21
  5. Step 5: Solve for x
    x = 100,185,541.21/11,446.89
  6. Step 6: Final answer
    x = 8,752.21

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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.