Home / 11,019.74-16,528.53-3,999.74

Finding the Fourth Proportional to 11,019.74, 16,528.53 and 3,999.74

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Solution

The fourth proportional to 11,019.74, 16,528.53 and 3,999.74 is: 5,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019.74 : 16,528.53 = 3,999.74 : x
  2. Step 2: Convert to fraction form
    11,019.74/16,528.53 = 3,999.74/x
  3. Step 3: Cross multiply
    11,019.74x = 16,528.53 × 3,999.74
  4. Step 4: Simplify right side
    11,019.74x = 66,109,822.58
  5. Step 5: Solve for x
    x = 66,109,822.58/11,019.74
  6. Step 6: Final answer
    x = 5,999.22

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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.