Home / 3,192.57-4,790.67-1,461.20

Finding the Fourth Proportional to 3,192.57, 4,790.67 and 1,461.20

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Solution

The fourth proportional to 3,192.57, 4,790.67 and 1,461.20 is: 2,192.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.57 : 4,790.67 = 1,461.20 : x
  2. Step 2: Convert to fraction form
    3,192.57/4,790.67 = 1,461.20/x
  3. Step 3: Cross multiply
    3,192.57x = 4,790.67 × 1,461.20
  4. Step 4: Simplify right side
    3,192.57x = 7,000,103.05
  5. Step 5: Solve for x
    x = 7,000,103.05/3,192.57
  6. Step 6: Final answer
    x = 2,192.62

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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.