Home / 5,081.54-7,622.46-1,796.90

Finding the Fourth Proportional to 5,081.54, 7,622.46 and 1,796.90

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Solution

The fourth proportional to 5,081.54, 7,622.46 and 1,796.90 is: 2,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.54 : 7,622.46 = 1,796.90 : x
  2. Step 2: Convert to fraction form
    5,081.54/7,622.46 = 1,796.90/x
  3. Step 3: Cross multiply
    5,081.54x = 7,622.46 × 1,796.90
  4. Step 4: Simplify right side
    5,081.54x = 13,696,798.37
  5. Step 5: Solve for x
    x = 13,696,798.37/5,081.54
  6. Step 6: Final answer
    x = 2,695.40

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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.