Home / 3,192.30-4,776.42-2,868.57

Finding the Fourth Proportional to 3,192.30, 4,776.42 and 2,868.57

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Solution

The fourth proportional to 3,192.30, 4,776.42 and 2,868.57 is: 4,292.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.30 : 4,776.42 = 2,868.57 : x
  2. Step 2: Convert to fraction form
    3,192.30/4,776.42 = 2,868.57/x
  3. Step 3: Cross multiply
    3,192.30x = 4,776.42 × 2,868.57
  4. Step 4: Simplify right side
    3,192.30x = 13,701,495.12
  5. Step 5: Solve for x
    x = 13,701,495.12/3,192.30
  6. Step 6: Final answer
    x = 4,292.04

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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.