Home / 10,994.98-15,173.24-6,279.27

Finding the Fourth Proportional to 10,994.98, 15,173.24 and 6,279.27

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Solution

The fourth proportional to 10,994.98, 15,173.24 and 6,279.27 is: 8,665.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994.98 : 15,173.24 = 6,279.27 : x
  2. Step 2: Convert to fraction form
    10,994.98/15,173.24 = 6,279.27/x
  3. Step 3: Cross multiply
    10,994.98x = 15,173.24 × 6,279.27
  4. Step 4: Simplify right side
    10,994.98x = 95,276,870.73
  5. Step 5: Solve for x
    x = 95,276,870.73/10,994.98
  6. Step 6: Final answer
    x = 8,665.49

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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.