Home / 11,011.04-16,508.88-4,083.68

Finding the Fourth Proportional to 11,011.04, 16,508.88 and 4,083.68

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Solution

The fourth proportional to 11,011.04, 16,508.88 and 4,083.68 is: 6,122.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.04 : 16,508.88 = 4,083.68 : x
  2. Step 2: Convert to fraction form
    11,011.04/16,508.88 = 4,083.68/x
  3. Step 3: Cross multiply
    11,011.04x = 16,508.88 × 4,083.68
  4. Step 4: Simplify right side
    11,011.04x = 67,416,983.08
  5. Step 5: Solve for x
    x = 67,416,983.08/11,011.04
  6. Step 6: Final answer
    x = 6,122.67

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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.