Home / 7,354.38-11,022.53-3,400.28

Finding the Fourth Proportional to 7,354.38, 11,022.53 and 3,400.28

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Solution

The fourth proportional to 7,354.38, 11,022.53 and 3,400.28 is: 5,096.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.38 : 11,022.53 = 3,400.28 : x
  2. Step 2: Convert to fraction form
    7,354.38/11,022.53 = 3,400.28/x
  3. Step 3: Cross multiply
    7,354.38x = 11,022.53 × 3,400.28
  4. Step 4: Simplify right side
    7,354.38x = 37,479,698.86
  5. Step 5: Solve for x
    x = 37,479,698.86/7,354.38
  6. Step 6: Final answer
    x = 5,096.24

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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.