Home / 7,625.21-11,438.75-2,693.86

Finding the Fourth Proportional to 7,625.21, 11,438.75 and 2,693.86

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Solution

The fourth proportional to 7,625.21, 11,438.75 and 2,693.86 is: 4,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.21 : 11,438.75 = 2,693.86 : x
  2. Step 2: Convert to fraction form
    7,625.21/11,438.75 = 2,693.86/x
  3. Step 3: Cross multiply
    7,625.21x = 11,438.75 × 2,693.86
  4. Step 4: Simplify right side
    7,625.21x = 30,814,369.21
  5. Step 5: Solve for x
    x = 30,814,369.21/7,625.21
  6. Step 6: Final answer
    x = 4,041.12

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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.