Home / 8,956.45-13,436.03-4,571.52

Finding the Fourth Proportional to 8,956.45, 13,436.03 and 4,571.52

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Solution

The fourth proportional to 8,956.45, 13,436.03 and 4,571.52 is: 6,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956.45 : 13,436.03 = 4,571.52 : x
  2. Step 2: Convert to fraction form
    8,956.45/13,436.03 = 4,571.52/x
  3. Step 3: Cross multiply
    8,956.45x = 13,436.03 × 4,571.52
  4. Step 4: Simplify right side
    8,956.45x = 61,423,079.87
  5. Step 5: Solve for x
    x = 61,423,079.87/8,956.45
  6. Step 6: Final answer
    x = 6,857.97

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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.