Home / 3,048.63-4,207.10-1,651.38

Finding the Fourth Proportional to 3,048.63, 4,207.10 and 1,651.38

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Solution

The fourth proportional to 3,048.63, 4,207.10 and 1,651.38 is: 2,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.63 : 4,207.10 = 1,651.38 : x
  2. Step 2: Convert to fraction form
    3,048.63/4,207.10 = 1,651.38/x
  3. Step 3: Cross multiply
    3,048.63x = 4,207.10 × 1,651.38
  4. Step 4: Simplify right side
    3,048.63x = 6,947,520.80
  5. Step 5: Solve for x
    x = 6,947,520.80/3,048.63
  6. Step 6: Final answer
    x = 2,278.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.