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Finding the Fourth Proportional to 11,810.99, 17,716.88 and 6,256.82

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Solution

The fourth proportional to 11,810.99, 17,716.88 and 6,256.82 is: 9,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.99 : 17,716.88 = 6,256.82 : x
  2. Step 2: Convert to fraction form
    11,810.99/17,716.88 = 6,256.82/x
  3. Step 3: Cross multiply
    11,810.99x = 17,716.88 × 6,256.82
  4. Step 4: Simplify right side
    11,810.99x = 110,851,256.18
  5. Step 5: Solve for x
    x = 110,851,256.18/11,810.99
  6. Step 6: Final answer
    x = 9,385.44

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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.