Home / 11,010.32-16,515.98-3,219.13

Finding the Fourth Proportional to 11,010.32, 16,515.98 and 3,219.13

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Solution

The fourth proportional to 11,010.32, 16,515.98 and 3,219.13 is: 4,828.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.32 : 16,515.98 = 3,219.13 : x
  2. Step 2: Convert to fraction form
    11,010.32/16,515.98 = 3,219.13/x
  3. Step 3: Cross multiply
    11,010.32x = 16,515.98 × 3,219.13
  4. Step 4: Simplify right side
    11,010.32x = 53,167,086.70
  5. Step 5: Solve for x
    x = 53,167,086.70/11,010.32
  6. Step 6: Final answer
    x = 4,828.84

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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.