Home / 8,571.18-12,857.58-5,967.84

Finding the Fourth Proportional to 8,571.18, 12,857.58 and 5,967.84

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Solution

The fourth proportional to 8,571.18, 12,857.58 and 5,967.84 is: 8,952.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571.18 : 12,857.58 = 5,967.84 : x
  2. Step 2: Convert to fraction form
    8,571.18/12,857.58 = 5,967.84/x
  3. Step 3: Cross multiply
    8,571.18x = 12,857.58 × 5,967.84
  4. Step 4: Simplify right side
    8,571.18x = 76,731,980.23
  5. Step 5: Solve for x
    x = 76,731,980.23/8,571.18
  6. Step 6: Final answer
    x = 8,952.32

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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.