Home / 5,054.20-7,581.06-1,768.02

Finding the Fourth Proportional to 5,054.20, 7,581.06 and 1,768.02

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Solution

The fourth proportional to 5,054.20, 7,581.06 and 1,768.02 is: 2,651.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.20 : 7,581.06 = 1,768.02 : x
  2. Step 2: Convert to fraction form
    5,054.20/7,581.06 = 1,768.02/x
  3. Step 3: Cross multiply
    5,054.20x = 7,581.06 × 1,768.02
  4. Step 4: Simplify right side
    5,054.20x = 13,403,465.70
  5. Step 5: Solve for x
    x = 13,403,465.70/5,054.20
  6. Step 6: Final answer
    x = 2,651.95

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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.