Home / 7,078.19-10,609.89-2,396.58

Finding the Fourth Proportional to 7,078.19, 10,609.89 and 2,396.58

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Solution

The fourth proportional to 7,078.19, 10,609.89 and 2,396.58 is: 3,592.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078.19 : 10,609.89 = 2,396.58 : x
  2. Step 2: Convert to fraction form
    7,078.19/10,609.89 = 2,396.58/x
  3. Step 3: Cross multiply
    7,078.19x = 10,609.89 × 2,396.58
  4. Step 4: Simplify right side
    7,078.19x = 25,427,450.18
  5. Step 5: Solve for x
    x = 25,427,450.18/7,078.19
  6. Step 6: Final answer
    x = 3,592.37

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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.