Home / 11,200.74-16,800.90-9,456.94

Finding the Fourth Proportional to 11,200.74, 16,800.90 and 9,456.94

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Solution

The fourth proportional to 11,200.74, 16,800.90 and 9,456.94 is: 14,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.74 : 16,800.90 = 9,456.94 : x
  2. Step 2: Convert to fraction form
    11,200.74/16,800.90 = 9,456.94/x
  3. Step 3: Cross multiply
    11,200.74x = 16,800.90 × 9,456.94
  4. Step 4: Simplify right side
    11,200.74x = 158,885,103.25
  5. Step 5: Solve for x
    x = 158,885,103.25/11,200.74
  6. Step 6: Final answer
    x = 14,185.23

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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.