Home / 3,048.34-4,206.70-1,651.09

Finding the Fourth Proportional to 3,048.34, 4,206.70 and 1,651.09

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Solution

The fourth proportional to 3,048.34, 4,206.70 and 1,651.09 is: 2,278.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.34 : 4,206.70 = 1,651.09 : x
  2. Step 2: Convert to fraction form
    3,048.34/4,206.70 = 1,651.09/x
  3. Step 3: Cross multiply
    3,048.34x = 4,206.70 × 1,651.09
  4. Step 4: Simplify right side
    3,048.34x = 6,945,640.30
  5. Step 5: Solve for x
    x = 6,945,640.30/3,048.34
  6. Step 6: Final answer
    x = 2,278.50

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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.