Home / 3,170.63-4,753.37-1,323.12

Finding the Fourth Proportional to 3,170.63, 4,753.37 and 1,323.12

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Solution

The fourth proportional to 3,170.63, 4,753.37 and 1,323.12 is: 1,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.63 : 4,753.37 = 1,323.12 : x
  2. Step 2: Convert to fraction form
    3,170.63/4,753.37 = 1,323.12/x
  3. Step 3: Cross multiply
    3,170.63x = 4,753.37 × 1,323.12
  4. Step 4: Simplify right side
    3,170.63x = 6,289,272.30
  5. Step 5: Solve for x
    x = 6,289,272.30/3,170.63
  6. Step 6: Final answer
    x = 1,983.60

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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.