Home / 8,272.02-12,409.41-3,834.14

Finding the Fourth Proportional to 8,272.02, 12,409.41 and 3,834.14

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Solution

The fourth proportional to 8,272.02, 12,409.41 and 3,834.14 is: 5,751.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.02 : 12,409.41 = 3,834.14 : x
  2. Step 2: Convert to fraction form
    8,272.02/12,409.41 = 3,834.14/x
  3. Step 3: Cross multiply
    8,272.02x = 12,409.41 × 3,834.14
  4. Step 4: Simplify right side
    8,272.02x = 47,579,353.21
  5. Step 5: Solve for x
    x = 47,579,353.21/8,272.02
  6. Step 6: Final answer
    x = 5,751.84

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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.