Home / 2,816.02-4,224.03-1,355.86

Finding the Fourth Proportional to 2,816.02, 4,224.03 and 1,355.86

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Solution

The fourth proportional to 2,816.02, 4,224.03 and 1,355.86 is: 2,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.02 : 4,224.03 = 1,355.86 : x
  2. Step 2: Convert to fraction form
    2,816.02/4,224.03 = 1,355.86/x
  3. Step 3: Cross multiply
    2,816.02x = 4,224.03 × 1,355.86
  4. Step 4: Simplify right side
    2,816.02x = 5,727,193.32
  5. Step 5: Solve for x
    x = 5,727,193.32/2,816.02
  6. Step 6: Final answer
    x = 2,033.79

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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.