Home / 8,102.24-12,125.91-4,984.22

Finding the Fourth Proportional to 8,102.24, 12,125.91 and 4,984.22

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Solution

The fourth proportional to 8,102.24, 12,125.91 and 4,984.22 is: 7,459.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102.24 : 12,125.91 = 4,984.22 : x
  2. Step 2: Convert to fraction form
    8,102.24/12,125.91 = 4,984.22/x
  3. Step 3: Cross multiply
    8,102.24x = 12,125.91 × 4,984.22
  4. Step 4: Simplify right side
    8,102.24x = 60,438,203.14
  5. Step 5: Solve for x
    x = 60,438,203.14/8,102.24
  6. Step 6: Final answer
    x = 7,459.44

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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.