Home / 7,308.44-10,961.64-2,378.12

Finding the Fourth Proportional to 7,308.44, 10,961.64 and 2,378.12

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Solution

The fourth proportional to 7,308.44, 10,961.64 and 2,378.12 is: 3,566.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.44 : 10,961.64 = 2,378.12 : x
  2. Step 2: Convert to fraction form
    7,308.44/10,961.64 = 2,378.12/x
  3. Step 3: Cross multiply
    7,308.44x = 10,961.64 × 2,378.12
  4. Step 4: Simplify right side
    7,308.44x = 26,068,095.32
  5. Step 5: Solve for x
    x = 26,068,095.32/7,308.44
  6. Step 6: Final answer
    x = 3,566.85

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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.