Home / 9,542.21-14,315.87-3,992.63

Finding the Fourth Proportional to 9,542.21, 14,315.87 and 3,992.63

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Solution

The fourth proportional to 9,542.21, 14,315.87 and 3,992.63 is: 5,990.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542.21 : 14,315.87 = 3,992.63 : x
  2. Step 2: Convert to fraction form
    9,542.21/14,315.87 = 3,992.63/x
  3. Step 3: Cross multiply
    9,542.21x = 14,315.87 × 3,992.63
  4. Step 4: Simplify right side
    9,542.21x = 57,157,910.44
  5. Step 5: Solve for x
    x = 57,157,910.44/9,542.21
  6. Step 6: Final answer
    x = 5,990.01

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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.