Home / 7,625.44-11,440.02-2,431.32

Finding the Fourth Proportional to 7,625.44, 11,440.02 and 2,431.32

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Solution

The fourth proportional to 7,625.44, 11,440.02 and 2,431.32 is: 3,647.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.44 : 11,440.02 = 2,431.32 : x
  2. Step 2: Convert to fraction form
    7,625.44/11,440.02 = 2,431.32/x
  3. Step 3: Cross multiply
    7,625.44x = 11,440.02 × 2,431.32
  4. Step 4: Simplify right side
    7,625.44x = 27,814,349.43
  5. Step 5: Solve for x
    x = 27,814,349.43/7,625.44
  6. Step 6: Final answer
    x = 3,647.57

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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.