Home / 2,508.04-3,765.66-1,412.20

Finding the Fourth Proportional to 2,508.04, 3,765.66 and 1,412.20

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Solution

The fourth proportional to 2,508.04, 3,765.66 and 1,412.20 is: 2,120.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.04 : 3,765.66 = 1,412.20 : x
  2. Step 2: Convert to fraction form
    2,508.04/3,765.66 = 1,412.20/x
  3. Step 3: Cross multiply
    2,508.04x = 3,765.66 × 1,412.20
  4. Step 4: Simplify right side
    2,508.04x = 5,317,865.05
  5. Step 5: Solve for x
    x = 5,317,865.05/2,508.04
  6. Step 6: Final answer
    x = 2,120.33

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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.