Home / 11,010.49-16,520.36-6,853.98

Finding the Fourth Proportional to 11,010.49, 16,520.36 and 6,853.98

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Solution

The fourth proportional to 11,010.49, 16,520.36 and 6,853.98 is: 10,283.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.49 : 16,520.36 = 6,853.98 : x
  2. Step 2: Convert to fraction form
    11,010.49/16,520.36 = 6,853.98/x
  3. Step 3: Cross multiply
    11,010.49x = 16,520.36 × 6,853.98
  4. Step 4: Simplify right side
    11,010.49x = 113,230,151.57
  5. Step 5: Solve for x
    x = 113,230,151.57/11,010.49
  6. Step 6: Final answer
    x = 10,283.84

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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.