Home / 5,349.81-7,375.86-3,668.34

Finding the Fourth Proportional to 5,349.81, 7,375.86 and 3,668.34

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Solution

The fourth proportional to 5,349.81, 7,375.86 and 3,668.34 is: 5,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.81 : 7,375.86 = 3,668.34 : x
  2. Step 2: Convert to fraction form
    5,349.81/7,375.86 = 3,668.34/x
  3. Step 3: Cross multiply
    5,349.81x = 7,375.86 × 3,668.34
  4. Step 4: Simplify right side
    5,349.81x = 27,057,162.27
  5. Step 5: Solve for x
    x = 27,057,162.27/5,349.81
  6. Step 6: Final answer
    x = 5,057.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.