Home / 10,826.92-14,940.78-6,110.80

Finding the Fourth Proportional to 10,826.92, 14,940.78 and 6,110.80

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Solution

The fourth proportional to 10,826.92, 14,940.78 and 6,110.80 is: 8,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.92 : 14,940.78 = 6,110.80 : x
  2. Step 2: Convert to fraction form
    10,826.92/14,940.78 = 6,110.80/x
  3. Step 3: Cross multiply
    10,826.92x = 14,940.78 × 6,110.80
  4. Step 4: Simplify right side
    10,826.92x = 91,300,118.42
  5. Step 5: Solve for x
    x = 91,300,118.42/10,826.92
  6. Step 6: Final answer
    x = 8,432.70

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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.