Home / 11,808.21-17,711.91-4,410.48

Finding the Fourth Proportional to 11,808.21, 17,711.91 and 4,410.48

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Solution

The fourth proportional to 11,808.21, 17,711.91 and 4,410.48 is: 6,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.21 : 17,711.91 = 4,410.48 : x
  2. Step 2: Convert to fraction form
    11,808.21/17,711.91 = 4,410.48/x
  3. Step 3: Cross multiply
    11,808.21x = 17,711.91 × 4,410.48
  4. Step 4: Simplify right side
    11,808.21x = 78,118,024.82
  5. Step 5: Solve for x
    x = 78,118,024.82/11,808.21
  6. Step 6: Final answer
    x = 6,615.57

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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.