Home / 3,425.04-5,138.78-1,476.99

Finding the Fourth Proportional to 3,425.04, 5,138.78 and 1,476.99

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Solution

The fourth proportional to 3,425.04, 5,138.78 and 1,476.99 is: 2,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.04 : 5,138.78 = 1,476.99 : x
  2. Step 2: Convert to fraction form
    3,425.04/5,138.78 = 1,476.99/x
  3. Step 3: Cross multiply
    3,425.04x = 5,138.78 × 1,476.99
  4. Step 4: Simplify right side
    3,425.04x = 7,589,919.29
  5. Step 5: Solve for x
    x = 7,589,919.29/3,425.04
  6. Step 6: Final answer
    x = 2,216.01

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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.