Home / 7,160.04-10,734.48-3,409.89

Finding the Fourth Proportional to 7,160.04, 10,734.48 and 3,409.89

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Solution

The fourth proportional to 7,160.04, 10,734.48 and 3,409.89 is: 5,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.04 : 10,734.48 = 3,409.89 : x
  2. Step 2: Convert to fraction form
    7,160.04/10,734.48 = 3,409.89/x
  3. Step 3: Cross multiply
    7,160.04x = 10,734.48 × 3,409.89
  4. Step 4: Simplify right side
    7,160.04x = 36,603,396.01
  5. Step 5: Solve for x
    x = 36,603,396.01/7,160.04
  6. Step 6: Final answer
    x = 5,112.18

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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.