Home / 2,407.04-3,609.32-1,107.38

Finding the Fourth Proportional to 2,407.04, 3,609.32 and 1,107.38

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Solution

The fourth proportional to 2,407.04, 3,609.32 and 1,107.38 is: 1,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.04 : 3,609.32 = 1,107.38 : x
  2. Step 2: Convert to fraction form
    2,407.04/3,609.32 = 1,107.38/x
  3. Step 3: Cross multiply
    2,407.04x = 3,609.32 × 1,107.38
  4. Step 4: Simplify right side
    2,407.04x = 3,996,873.50
  5. Step 5: Solve for x
    x = 3,996,873.50/2,407.04
  6. Step 6: Final answer
    x = 1,660.50

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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.