Home / 7,388.96-11,079.32-2,455.96

Finding the Fourth Proportional to 7,388.96, 11,079.32 and 2,455.96

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Solution

The fourth proportional to 7,388.96, 11,079.32 and 2,455.96 is: 3,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.96 : 11,079.32 = 2,455.96 : x
  2. Step 2: Convert to fraction form
    7,388.96/11,079.32 = 2,455.96/x
  3. Step 3: Cross multiply
    7,388.96x = 11,079.32 × 2,455.96
  4. Step 4: Simplify right side
    7,388.96x = 27,210,366.75
  5. Step 5: Solve for x
    x = 27,210,366.75/7,388.96
  6. Step 6: Final answer
    x = 3,682.57

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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.