Home / 10,826.31-14,940.20-6,110.79

Finding the Fourth Proportional to 10,826.31, 14,940.20 and 6,110.79

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Solution

The fourth proportional to 10,826.31, 14,940.20 and 6,110.79 is: 8,432.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.31 : 14,940.20 = 6,110.79 : x
  2. Step 2: Convert to fraction form
    10,826.31/14,940.20 = 6,110.79/x
  3. Step 3: Cross multiply
    10,826.31x = 14,940.20 × 6,110.79
  4. Step 4: Simplify right side
    10,826.31x = 91,296,394.20
  5. Step 5: Solve for x
    x = 91,296,394.20/10,826.31
  6. Step 6: Final answer
    x = 8,432.83

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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.