Home / 2,405.70-3,608.55-2,301.15

Finding the Fourth Proportional to 2,405.70, 3,608.55 and 2,301.15

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Solution

The fourth proportional to 2,405.70, 3,608.55 and 2,301.15 is: 3,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.70 : 3,608.55 = 2,301.15 : x
  2. Step 2: Convert to fraction form
    2,405.70/3,608.55 = 2,301.15/x
  3. Step 3: Cross multiply
    2,405.70x = 3,608.55 × 2,301.15
  4. Step 4: Simplify right side
    2,405.70x = 8,303,814.83
  5. Step 5: Solve for x
    x = 8,303,814.83/2,405.70
  6. Step 6: Final answer
    x = 3,451.73

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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.