Home / 8,754.44-13,120.67-6,898.23

Finding the Fourth Proportional to 8,754.44, 13,120.67 and 6,898.23

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Solution

The fourth proportional to 8,754.44, 13,120.67 and 6,898.23 is: 10,338.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.44 : 13,120.67 = 6,898.23 : x
  2. Step 2: Convert to fraction form
    8,754.44/13,120.67 = 6,898.23/x
  3. Step 3: Cross multiply
    8,754.44x = 13,120.67 × 6,898.23
  4. Step 4: Simplify right side
    8,754.44x = 90,509,416.66
  5. Step 5: Solve for x
    x = 90,509,416.66/8,754.44
  6. Step 6: Final answer
    x = 10,338.69

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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.