Home / 11,093.52-15,307.31-6,376.88

Finding the Fourth Proportional to 11,093.52, 15,307.31 and 6,376.88

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Solution

The fourth proportional to 11,093.52, 15,307.31 and 6,376.88 is: 8,799.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.52 : 15,307.31 = 6,376.88 : x
  2. Step 2: Convert to fraction form
    11,093.52/15,307.31 = 6,376.88/x
  3. Step 3: Cross multiply
    11,093.52x = 15,307.31 × 6,376.88
  4. Step 4: Simplify right side
    11,093.52x = 97,612,878.99
  5. Step 5: Solve for x
    x = 97,612,878.99/11,093.52
  6. Step 6: Final answer
    x = 8,799.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.