Home / 10,942.14-15,099.96-6,226.32

Finding the Fourth Proportional to 10,942.14, 15,099.96 and 6,226.32

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Solution

The fourth proportional to 10,942.14, 15,099.96 and 6,226.32 is: 8,592.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.14 : 15,099.96 = 6,226.32 : x
  2. Step 2: Convert to fraction form
    10,942.14/15,099.96 = 6,226.32/x
  3. Step 3: Cross multiply
    10,942.14x = 15,099.96 × 6,226.32
  4. Step 4: Simplify right side
    10,942.14x = 94,017,182.95
  5. Step 5: Solve for x
    x = 94,017,182.95/10,942.14
  6. Step 6: Final answer
    x = 8,592.21

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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.