Home / 3,015.20-4,522.64-963.04

Finding the Fourth Proportional to 3,015.20, 4,522.64 and 963.04

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Solution

The fourth proportional to 3,015.20, 4,522.64 and 963.04 is: 1,444.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.20 : 4,522.64 = 963.04 : x
  2. Step 2: Convert to fraction form
    3,015.20/4,522.64 = 963.04/x
  3. Step 3: Cross multiply
    3,015.20x = 4,522.64 × 963.04
  4. Step 4: Simplify right side
    3,015.20x = 4,355,483.23
  5. Step 5: Solve for x
    x = 4,355,483.23/3,015.20
  6. Step 6: Final answer
    x = 1,444.51

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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.