Home / 2,405.07-3,604.45-1,234.08

Finding the Fourth Proportional to 2,405.07, 3,604.45 and 1,234.08

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Solution

The fourth proportional to 2,405.07, 3,604.45 and 1,234.08 is: 1,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.07 : 3,604.45 = 1,234.08 : x
  2. Step 2: Convert to fraction form
    2,405.07/3,604.45 = 1,234.08/x
  3. Step 3: Cross multiply
    2,405.07x = 3,604.45 × 1,234.08
  4. Step 4: Simplify right side
    2,405.07x = 4,448,179.66
  5. Step 5: Solve for x
    x = 4,448,179.66/2,405.07
  6. Step 6: Final answer
    x = 1,849.50

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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.