Home / 11,681.24-17,511.44-4,283.97

Finding the Fourth Proportional to 11,681.24, 17,511.44 and 4,283.97

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Solution

The fourth proportional to 11,681.24, 17,511.44 and 4,283.97 is: 6,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,681.24 : 17,511.44 = 4,283.97 : x
  2. Step 2: Convert to fraction form
    11,681.24/17,511.44 = 4,283.97/x
  3. Step 3: Cross multiply
    11,681.24x = 17,511.44 × 4,283.97
  4. Step 4: Simplify right side
    11,681.24x = 75,018,483.62
  5. Step 5: Solve for x
    x = 75,018,483.62/11,681.24
  6. Step 6: Final answer
    x = 6,422.13

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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.