Home / 5,389.28-7,433.94-3,497.84

Finding the Fourth Proportional to 5,389.28, 7,433.94 and 3,497.84

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Solution

The fourth proportional to 5,389.28, 7,433.94 and 3,497.84 is: 4,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.28 : 7,433.94 = 3,497.84 : x
  2. Step 2: Convert to fraction form
    5,389.28/7,433.94 = 3,497.84/x
  3. Step 3: Cross multiply
    5,389.28x = 7,433.94 × 3,497.84
  4. Step 4: Simplify right side
    5,389.28x = 26,002,732.69
  5. Step 5: Solve for x
    x = 26,002,732.69/5,389.28
  6. Step 6: Final answer
    x = 4,824.90

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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.