Home / 11,434.41-17,159.82-4,865.21

Finding the Fourth Proportional to 11,434.41, 17,159.82 and 4,865.21

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Solution

The fourth proportional to 11,434.41, 17,159.82 and 4,865.21 is: 7,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.41 : 17,159.82 = 4,865.21 : x
  2. Step 2: Convert to fraction form
    11,434.41/17,159.82 = 4,865.21/x
  3. Step 3: Cross multiply
    11,434.41x = 17,159.82 × 4,865.21
  4. Step 4: Simplify right side
    11,434.41x = 83,486,103.54
  5. Step 5: Solve for x
    x = 83,486,103.54/11,434.41
  6. Step 6: Final answer
    x = 7,301.30

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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.