Home / 11,009.91-16,515.41-4,435.21

Finding the Fourth Proportional to 11,009.91, 16,515.41 and 4,435.21

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Solution

The fourth proportional to 11,009.91, 16,515.41 and 4,435.21 is: 6,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.91 : 16,515.41 = 4,435.21 : x
  2. Step 2: Convert to fraction form
    11,009.91/16,515.41 = 4,435.21/x
  3. Step 3: Cross multiply
    11,009.91x = 16,515.41 × 4,435.21
  4. Step 4: Simplify right side
    11,009.91x = 73,249,311.59
  5. Step 5: Solve for x
    x = 73,249,311.59/11,009.91
  6. Step 6: Final answer
    x = 6,653.03

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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.