Home / 11,994.47-16,552.48-6,617.11

Finding the Fourth Proportional to 11,994.47, 16,552.48 and 6,617.11

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Solution

The fourth proportional to 11,994.47, 16,552.48 and 6,617.11 is: 9,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.47 : 16,552.48 = 6,617.11 : x
  2. Step 2: Convert to fraction form
    11,994.47/16,552.48 = 6,617.11/x
  3. Step 3: Cross multiply
    11,994.47x = 16,552.48 × 6,617.11
  4. Step 4: Simplify right side
    11,994.47x = 109,529,580.93
  5. Step 5: Solve for x
    x = 109,529,580.93/11,994.47
  6. Step 6: Final answer
    x = 9,131.67

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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.