Home / 4,816.70-7,224.95-2,219.64

Finding the Fourth Proportional to 4,816.70, 7,224.95 and 2,219.64

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Solution

The fourth proportional to 4,816.70, 7,224.95 and 2,219.64 is: 3,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.70 : 7,224.95 = 2,219.64 : x
  2. Step 2: Convert to fraction form
    4,816.70/7,224.95 = 2,219.64/x
  3. Step 3: Cross multiply
    4,816.70x = 7,224.95 × 2,219.64
  4. Step 4: Simplify right side
    4,816.70x = 16,036,767.18
  5. Step 5: Solve for x
    x = 16,036,767.18/4,816.70
  6. Step 6: Final answer
    x = 3,329.41

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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.