Home / 11,102.04-16,639.16-5,556.96

Finding the Fourth Proportional to 11,102.04, 16,639.16 and 5,556.96

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Solution

The fourth proportional to 11,102.04, 16,639.16 and 5,556.96 is: 8,328.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.04 : 16,639.16 = 5,556.96 : x
  2. Step 2: Convert to fraction form
    11,102.04/16,639.16 = 5,556.96/x
  3. Step 3: Cross multiply
    11,102.04x = 16,639.16 × 5,556.96
  4. Step 4: Simplify right side
    11,102.04x = 92,463,146.55
  5. Step 5: Solve for x
    x = 92,463,146.55/11,102.04
  6. Step 6: Final answer
    x = 8,328.48

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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.