Home / 5,330.44-7,994.88-3,856.69

Finding the Fourth Proportional to 5,330.44, 7,994.88 and 3,856.69

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Solution

The fourth proportional to 5,330.44, 7,994.88 and 3,856.69 is: 5,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.44 : 7,994.88 = 3,856.69 : x
  2. Step 2: Convert to fraction form
    5,330.44/7,994.88 = 3,856.69/x
  3. Step 3: Cross multiply
    5,330.44x = 7,994.88 × 3,856.69
  4. Step 4: Simplify right side
    5,330.44x = 30,833,773.75
  5. Step 5: Solve for x
    x = 30,833,773.75/5,330.44
  6. Step 6: Final answer
    x = 5,784.47

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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.