Home / 3,423.88-4,724.78-2,007.37

Finding the Fourth Proportional to 3,423.88, 4,724.78 and 2,007.37

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Solution

The fourth proportional to 3,423.88, 4,724.78 and 2,007.37 is: 2,770.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.88 : 4,724.78 = 2,007.37 : x
  2. Step 2: Convert to fraction form
    3,423.88/4,724.78 = 2,007.37/x
  3. Step 3: Cross multiply
    3,423.88x = 4,724.78 × 2,007.37
  4. Step 4: Simplify right side
    3,423.88x = 9,484,388.79
  5. Step 5: Solve for x
    x = 9,484,388.79/3,423.88
  6. Step 6: Final answer
    x = 2,770.07

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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.