Home / 5,398.99-7,450.33-3,007.87

Finding the Fourth Proportional to 5,398.99, 7,450.33 and 3,007.87

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Solution

The fourth proportional to 5,398.99, 7,450.33 and 3,007.87 is: 4,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.99 : 7,450.33 = 3,007.87 : x
  2. Step 2: Convert to fraction form
    5,398.99/7,450.33 = 3,007.87/x
  3. Step 3: Cross multiply
    5,398.99x = 7,450.33 × 3,007.87
  4. Step 4: Simplify right side
    5,398.99x = 22,409,624.10
  5. Step 5: Solve for x
    x = 22,409,624.10/5,398.99
  6. Step 6: Final answer
    x = 4,150.71

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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.