Home / 11,085.80-16,628.30-3,294.41

Finding the Fourth Proportional to 11,085.80, 16,628.30 and 3,294.41

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Solution

The fourth proportional to 11,085.80, 16,628.30 and 3,294.41 is: 4,941.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.80 : 16,628.30 = 3,294.41 : x
  2. Step 2: Convert to fraction form
    11,085.80/16,628.30 = 3,294.41/x
  3. Step 3: Cross multiply
    11,085.80x = 16,628.30 × 3,294.41
  4. Step 4: Simplify right side
    11,085.80x = 54,780,462.90
  5. Step 5: Solve for x
    x = 54,780,462.90/11,085.80
  6. Step 6: Final answer
    x = 4,941.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.