Home / 11,878.26-17,817.38-4,952.76

Finding the Fourth Proportional to 11,878.26, 17,817.38 and 4,952.76

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Solution

The fourth proportional to 11,878.26, 17,817.38 and 4,952.76 is: 7,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878.26 : 17,817.38 = 4,952.76 : x
  2. Step 2: Convert to fraction form
    11,878.26/17,817.38 = 4,952.76/x
  3. Step 3: Cross multiply
    11,878.26x = 17,817.38 × 4,952.76
  4. Step 4: Simplify right side
    11,878.26x = 88,245,206.97
  5. Step 5: Solve for x
    x = 88,245,206.97/11,878.26
  6. Step 6: Final answer
    x = 7,429.14

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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.