Home / 5,356.80-8,028.99-2,235.06

Finding the Fourth Proportional to 5,356.80, 8,028.99 and 2,235.06

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Solution

The fourth proportional to 5,356.80, 8,028.99 and 2,235.06 is: 3,350.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.80 : 8,028.99 = 2,235.06 : x
  2. Step 2: Convert to fraction form
    5,356.80/8,028.99 = 2,235.06/x
  3. Step 3: Cross multiply
    5,356.80x = 8,028.99 × 2,235.06
  4. Step 4: Simplify right side
    5,356.80x = 17,945,274.39
  5. Step 5: Solve for x
    x = 17,945,274.39/5,356.80
  6. Step 6: Final answer
    x = 3,350.00

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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.