Home / 2,301.57-3,451.44-1,206.85

Finding the Fourth Proportional to 2,301.57, 3,451.44 and 1,206.85

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Solution

The fourth proportional to 2,301.57, 3,451.44 and 1,206.85 is: 1,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.57 : 3,451.44 = 1,206.85 : x
  2. Step 2: Convert to fraction form
    2,301.57/3,451.44 = 1,206.85/x
  3. Step 3: Cross multiply
    2,301.57x = 3,451.44 × 1,206.85
  4. Step 4: Simplify right side
    2,301.57x = 4,165,370.36
  5. Step 5: Solve for x
    x = 4,165,370.36/2,301.57
  6. Step 6: Final answer
    x = 1,809.80

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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.