Home / 10,827.44-14,940.60-6,111.28

Finding the Fourth Proportional to 10,827.44, 14,940.60 and 6,111.28

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Solution

The fourth proportional to 10,827.44, 14,940.60 and 6,111.28 is: 8,432.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.44 : 14,940.60 = 6,111.28 : x
  2. Step 2: Convert to fraction form
    10,827.44/14,940.60 = 6,111.28/x
  3. Step 3: Cross multiply
    10,827.44x = 14,940.60 × 6,111.28
  4. Step 4: Simplify right side
    10,827.44x = 91,306,189.97
  5. Step 5: Solve for x
    x = 91,306,189.97/10,827.44
  6. Step 6: Final answer
    x = 8,432.85

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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.