Home / 3,089.23-4,635.07-1,356.64

Finding the Fourth Proportional to 3,089.23, 4,635.07 and 1,356.64

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Solution

The fourth proportional to 3,089.23, 4,635.07 and 1,356.64 is: 2,035.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.23 : 4,635.07 = 1,356.64 : x
  2. Step 2: Convert to fraction form
    3,089.23/4,635.07 = 1,356.64/x
  3. Step 3: Cross multiply
    3,089.23x = 4,635.07 × 1,356.64
  4. Step 4: Simplify right side
    3,089.23x = 6,288,138.02
  5. Step 5: Solve for x
    x = 6,288,138.02/3,089.23
  6. Step 6: Final answer
    x = 2,035.50

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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.