Home / 11,980.58-17,971.95-4,584.74

Finding the Fourth Proportional to 11,980.58, 17,971.95 and 4,584.74

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Solution

The fourth proportional to 11,980.58, 17,971.95 and 4,584.74 is: 6,877.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,980.58 : 17,971.95 = 4,584.74 : x
  2. Step 2: Convert to fraction form
    11,980.58/17,971.95 = 4,584.74/x
  3. Step 3: Cross multiply
    11,980.58x = 17,971.95 × 4,584.74
  4. Step 4: Simplify right side
    11,980.58x = 82,396,718.04
  5. Step 5: Solve for x
    x = 82,396,718.04/11,980.58
  6. Step 6: Final answer
    x = 6,877.52

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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.