Home / 4,289.40-5,932.41-3,847.14

Finding the Fourth Proportional to 4,289.40, 5,932.41 and 3,847.14

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Solution

The fourth proportional to 4,289.40, 5,932.41 and 3,847.14 is: 5,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.40 : 5,932.41 = 3,847.14 : x
  2. Step 2: Convert to fraction form
    4,289.40/5,932.41 = 3,847.14/x
  3. Step 3: Cross multiply
    4,289.40x = 5,932.41 × 3,847.14
  4. Step 4: Simplify right side
    4,289.40x = 22,822,811.81
  5. Step 5: Solve for x
    x = 22,822,811.81/4,289.40
  6. Step 6: Final answer
    x = 5,320.75

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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.