Home / 9,300.21-13,950.39-3,456.81

Finding the Fourth Proportional to 9,300.21, 13,950.39 and 3,456.81

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Solution

The fourth proportional to 9,300.21, 13,950.39 and 3,456.81 is: 5,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,300.21 : 13,950.39 = 3,456.81 : x
  2. Step 2: Convert to fraction form
    9,300.21/13,950.39 = 3,456.81/x
  3. Step 3: Cross multiply
    9,300.21x = 13,950.39 × 3,456.81
  4. Step 4: Simplify right side
    9,300.21x = 48,223,847.66
  5. Step 5: Solve for x
    x = 48,223,847.66/9,300.21
  6. Step 6: Final answer
    x = 5,185.24

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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.