Home / 4,320.21-6,471.41-4,008.81

Finding the Fourth Proportional to 4,320.21, 6,471.41 and 4,008.81

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Solution

The fourth proportional to 4,320.21, 6,471.41 and 4,008.81 is: 6,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.21 : 6,471.41 = 4,008.81 : x
  2. Step 2: Convert to fraction form
    4,320.21/6,471.41 = 4,008.81/x
  3. Step 3: Cross multiply
    4,320.21x = 6,471.41 × 4,008.81
  4. Step 4: Simplify right side
    4,320.21x = 25,942,633.08
  5. Step 5: Solve for x
    x = 25,942,633.08/4,320.21
  6. Step 6: Final answer
    x = 6,004.95

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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.