Home / 11,009.84-16,520.94-4,440.68

Finding the Fourth Proportional to 11,009.84, 16,520.94 and 4,440.68

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Solution

The fourth proportional to 11,009.84, 16,520.94 and 4,440.68 is: 6,663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.84 : 16,520.94 = 4,440.68 : x
  2. Step 2: Convert to fraction form
    11,009.84/16,520.94 = 4,440.68/x
  3. Step 3: Cross multiply
    11,009.84x = 16,520.94 × 4,440.68
  4. Step 4: Simplify right side
    11,009.84x = 73,364,207.84
  5. Step 5: Solve for x
    x = 73,364,207.84/11,009.84
  6. Step 6: Final answer
    x = 6,663.51

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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.