Home / 11,003.04-16,507.08-3,211.92

Finding the Fourth Proportional to 11,003.04, 16,507.08 and 3,211.92

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Solution

The fourth proportional to 11,003.04, 16,507.08 and 3,211.92 is: 4,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.04 : 16,507.08 = 3,211.92 : x
  2. Step 2: Convert to fraction form
    11,003.04/16,507.08 = 3,211.92/x
  3. Step 3: Cross multiply
    11,003.04x = 16,507.08 × 3,211.92
  4. Step 4: Simplify right side
    11,003.04x = 53,019,420.39
  5. Step 5: Solve for x
    x = 53,019,420.39/11,003.04
  6. Step 6: Final answer
    x = 4,818.62

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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.