Home / 11,326.98-16,981.41-3,927.63

Finding the Fourth Proportional to 11,326.98, 16,981.41 and 3,927.63

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Solution

The fourth proportional to 11,326.98, 16,981.41 and 3,927.63 is: 5,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.98 : 16,981.41 = 3,927.63 : x
  2. Step 2: Convert to fraction form
    11,326.98/16,981.41 = 3,927.63/x
  3. Step 3: Cross multiply
    11,326.98x = 16,981.41 × 3,927.63
  4. Step 4: Simplify right side
    11,326.98x = 66,696,695.36
  5. Step 5: Solve for x
    x = 66,696,695.36/11,326.98
  6. Step 6: Final answer
    x = 5,888.30

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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.