Home / 11,010.30-16,477.65-6,630.90

Finding the Fourth Proportional to 11,010.30, 16,477.65 and 6,630.90

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Solution

The fourth proportional to 11,010.30, 16,477.65 and 6,630.90 is: 9,923.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.30 : 16,477.65 = 6,630.90 : x
  2. Step 2: Convert to fraction form
    11,010.30/16,477.65 = 6,630.90/x
  3. Step 3: Cross multiply
    11,010.30x = 16,477.65 × 6,630.90
  4. Step 4: Simplify right side
    11,010.30x = 109,261,649.39
  5. Step 5: Solve for x
    x = 109,261,649.39/11,010.30
  6. Step 6: Final answer
    x = 9,923.59

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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.