Home / 7,160.14-10,744.39-2,999.79

Finding the Fourth Proportional to 7,160.14, 10,744.39 and 2,999.79

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Solution

The fourth proportional to 7,160.14, 10,744.39 and 2,999.79 is: 4,501.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.14 : 10,744.39 = 2,999.79 : x
  2. Step 2: Convert to fraction form
    7,160.14/10,744.39 = 2,999.79/x
  3. Step 3: Cross multiply
    7,160.14x = 10,744.39 × 2,999.79
  4. Step 4: Simplify right side
    7,160.14x = 32,230,913.68
  5. Step 5: Solve for x
    x = 32,230,913.68/7,160.14
  6. Step 6: Final answer
    x = 4,501.44

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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.