Home / 11,406.96-17,118.12-4,011.48

Finding the Fourth Proportional to 11,406.96, 17,118.12 and 4,011.48

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Solution

The fourth proportional to 11,406.96, 17,118.12 and 4,011.48 is: 6,019.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,406.96 : 17,118.12 = 4,011.48 : x
  2. Step 2: Convert to fraction form
    11,406.96/17,118.12 = 4,011.48/x
  3. Step 3: Cross multiply
    11,406.96x = 17,118.12 × 4,011.48
  4. Step 4: Simplify right side
    11,406.96x = 68,668,996.02
  5. Step 5: Solve for x
    x = 68,668,996.02/11,406.96
  6. Step 6: Final answer
    x = 6,019.92

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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.