Home / 11,009.40-16,513.70-4,433.80

Finding the Fourth Proportional to 11,009.40, 16,513.70 and 4,433.80

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Solution

The fourth proportional to 11,009.40, 16,513.70 and 4,433.80 is: 6,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.40 : 16,513.70 = 4,433.80 : x
  2. Step 2: Convert to fraction form
    11,009.40/16,513.70 = 4,433.80/x
  3. Step 3: Cross multiply
    11,009.40x = 16,513.70 × 4,433.80
  4. Step 4: Simplify right side
    11,009.40x = 73,218,443.06
  5. Step 5: Solve for x
    x = 73,218,443.06/11,009.40
  6. Step 6: Final answer
    x = 6,650.54

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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.