Home / 11,673.15-16,108.29-6,636.67

Finding the Fourth Proportional to 11,673.15, 16,108.29 and 6,636.67

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Solution

The fourth proportional to 11,673.15, 16,108.29 and 6,636.67 is: 9,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,673.15 : 16,108.29 = 6,636.67 : x
  2. Step 2: Convert to fraction form
    11,673.15/16,108.29 = 6,636.67/x
  3. Step 3: Cross multiply
    11,673.15x = 16,108.29 × 6,636.67
  4. Step 4: Simplify right side
    11,673.15x = 106,905,404.99
  5. Step 5: Solve for x
    x = 106,905,404.99/11,673.15
  6. Step 6: Final answer
    x = 9,158.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.