Home / 3,015.33-4,522.96-824.05

Finding the Fourth Proportional to 3,015.33, 4,522.96 and 824.05

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Solution

The fourth proportional to 3,015.33, 4,522.96 and 824.05 is: 1,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.33 : 4,522.96 = 824.05 : x
  2. Step 2: Convert to fraction form
    3,015.33/4,522.96 = 824.05/x
  3. Step 3: Cross multiply
    3,015.33x = 4,522.96 × 824.05
  4. Step 4: Simplify right side
    3,015.33x = 3,727,141.47
  5. Step 5: Solve for x
    x = 3,727,141.47/3,015.33
  6. Step 6: Final answer
    x = 1,236.07

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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.