Home / 5,356.04-8,028.30-1,892.12

Finding the Fourth Proportional to 5,356.04, 8,028.30 and 1,892.12

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Solution

The fourth proportional to 5,356.04, 8,028.30 and 1,892.12 is: 2,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.04 : 8,028.30 = 1,892.12 : x
  2. Step 2: Convert to fraction form
    5,356.04/8,028.30 = 1,892.12/x
  3. Step 3: Cross multiply
    5,356.04x = 8,028.30 × 1,892.12
  4. Step 4: Simplify right side
    5,356.04x = 15,190,507.00
  5. Step 5: Solve for x
    x = 15,190,507.00/5,356.04
  6. Step 6: Final answer
    x = 2,836.15

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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.