Home / 4,284.12-5,912.28-3,351

Finding the Fourth Proportional to 4,284.12, 5,912.28 and 3,351

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Solution

The fourth proportional to 4,284.12, 5,912.28 and 3,351 is: 4,624.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.12 : 5,912.28 = 3,351 : x
  2. Step 2: Convert to fraction form
    4,284.12/5,912.28 = 3,351/x
  3. Step 3: Cross multiply
    4,284.12x = 5,912.28 × 3,351
  4. Step 4: Simplify right side
    4,284.12x = 19,812,050.28
  5. Step 5: Solve for x
    x = 19,812,050.28/4,284.12
  6. Step 6: Final answer
    x = 4,624.53

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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.