Home / 11,009.21-16,513.61-4,435.22

Finding the Fourth Proportional to 11,009.21, 16,513.61 and 4,435.22

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Solution

The fourth proportional to 11,009.21, 16,513.61 and 4,435.22 is: 6,652.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.21 : 16,513.61 = 4,435.22 : x
  2. Step 2: Convert to fraction form
    11,009.21/16,513.61 = 4,435.22/x
  3. Step 3: Cross multiply
    11,009.21x = 16,513.61 × 4,435.22
  4. Step 4: Simplify right side
    11,009.21x = 73,241,512.45
  5. Step 5: Solve for x
    x = 73,241,512.45/11,009.21
  6. Step 6: Final answer
    x = 6,652.75

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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.