Home / 11,239.06-16,849.44-4,215.13

Finding the Fourth Proportional to 11,239.06, 16,849.44 and 4,215.13

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Solution

The fourth proportional to 11,239.06, 16,849.44 and 4,215.13 is: 6,319.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.06 : 16,849.44 = 4,215.13 : x
  2. Step 2: Convert to fraction form
    11,239.06/16,849.44 = 4,215.13/x
  3. Step 3: Cross multiply
    11,239.06x = 16,849.44 × 4,215.13
  4. Step 4: Simplify right side
    11,239.06x = 71,022,580.03
  5. Step 5: Solve for x
    x = 71,022,580.03/11,239.06
  6. Step 6: Final answer
    x = 6,319.26

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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.