Home / 11,137.04-15,376.20-6,951.44

Finding the Fourth Proportional to 11,137.04, 15,376.20 and 6,951.44

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Solution

The fourth proportional to 11,137.04, 15,376.20 and 6,951.44 is: 9,597.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.04 : 15,376.20 = 6,951.44 : x
  2. Step 2: Convert to fraction form
    11,137.04/15,376.20 = 6,951.44/x
  3. Step 3: Cross multiply
    11,137.04x = 15,376.20 × 6,951.44
  4. Step 4: Simplify right side
    11,137.04x = 106,886,731.73
  5. Step 5: Solve for x
    x = 106,886,731.73/11,137.04
  6. Step 6: Final answer
    x = 9,597.41

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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.