Home / 11,438.26-17,160.90-4,864.30

Finding the Fourth Proportional to 11,438.26, 17,160.90 and 4,864.30

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Solution

The fourth proportional to 11,438.26, 17,160.90 and 4,864.30 is: 7,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438.26 : 17,160.90 = 4,864.30 : x
  2. Step 2: Convert to fraction form
    11,438.26/17,160.90 = 4,864.30/x
  3. Step 3: Cross multiply
    11,438.26x = 17,160.90 × 4,864.30
  4. Step 4: Simplify right side
    11,438.26x = 83,475,765.87
  5. Step 5: Solve for x
    x = 83,475,765.87/11,438.26
  6. Step 6: Final answer
    x = 7,297.94

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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.