Home / 7,832.18-11,749.57-3,883.62

Finding the Fourth Proportional to 7,832.18, 11,749.57 and 3,883.62

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Solution

The fourth proportional to 7,832.18, 11,749.57 and 3,883.62 is: 5,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.18 : 11,749.57 = 3,883.62 : x
  2. Step 2: Convert to fraction form
    7,832.18/11,749.57 = 3,883.62/x
  3. Step 3: Cross multiply
    7,832.18x = 11,749.57 × 3,883.62
  4. Step 4: Simplify right side
    7,832.18x = 45,630,865.04
  5. Step 5: Solve for x
    x = 45,630,865.04/7,832.18
  6. Step 6: Final answer
    x = 5,826.07

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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.