Home / 5,670.12-8,505.83-2,746.31

Finding the Fourth Proportional to 5,670.12, 8,505.83 and 2,746.31

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Solution

The fourth proportional to 5,670.12, 8,505.83 and 2,746.31 is: 4,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.12 : 8,505.83 = 2,746.31 : x
  2. Step 2: Convert to fraction form
    5,670.12/8,505.83 = 2,746.31/x
  3. Step 3: Cross multiply
    5,670.12x = 8,505.83 × 2,746.31
  4. Step 4: Simplify right side
    5,670.12x = 23,359,645.99
  5. Step 5: Solve for x
    x = 23,359,645.99/5,670.12
  6. Step 6: Final answer
    x = 4,119.78

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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.