Home / 7,956.84-11,911.50-6,563.64

Finding the Fourth Proportional to 7,956.84, 11,911.50 and 6,563.64

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Solution

The fourth proportional to 7,956.84, 11,911.50 and 6,563.64 is: 9,825.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.84 : 11,911.50 = 6,563.64 : x
  2. Step 2: Convert to fraction form
    7,956.84/11,911.50 = 6,563.64/x
  3. Step 3: Cross multiply
    7,956.84x = 11,911.50 × 6,563.64
  4. Step 4: Simplify right side
    7,956.84x = 78,182,797.86
  5. Step 5: Solve for x
    x = 78,182,797.86/7,956.84
  6. Step 6: Final answer
    x = 9,825.86

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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.