Home / 7,832.92-11,749.15-2,902.45

Finding the Fourth Proportional to 7,832.92, 11,749.15 and 2,902.45

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Solution

The fourth proportional to 7,832.92, 11,749.15 and 2,902.45 is: 4,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.92 : 11,749.15 = 2,902.45 : x
  2. Step 2: Convert to fraction form
    7,832.92/11,749.15 = 2,902.45/x
  3. Step 3: Cross multiply
    7,832.92x = 11,749.15 × 2,902.45
  4. Step 4: Simplify right side
    7,832.92x = 34,101,320.42
  5. Step 5: Solve for x
    x = 34,101,320.42/7,832.92
  6. Step 6: Final answer
    x = 4,353.59

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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.