Home / 11,513.64-17,266.80-4,491.95

Finding the Fourth Proportional to 11,513.64, 17,266.80 and 4,491.95

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Solution

The fourth proportional to 11,513.64, 17,266.80 and 4,491.95 is: 6,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.64 : 17,266.80 = 4,491.95 : x
  2. Step 2: Convert to fraction form
    11,513.64/17,266.80 = 4,491.95/x
  3. Step 3: Cross multiply
    11,513.64x = 17,266.80 × 4,491.95
  4. Step 4: Simplify right side
    11,513.64x = 77,561,628.58
  5. Step 5: Solve for x
    x = 77,561,628.58/11,513.64
  6. Step 6: Final answer
    x = 6,736.50

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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.