Home / 8,930.56-13,392.32-3,085.44

Finding the Fourth Proportional to 8,930.56, 13,392.32 and 3,085.44

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Solution

The fourth proportional to 8,930.56, 13,392.32 and 3,085.44 is: 4,626.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.56 : 13,392.32 = 3,085.44 : x
  2. Step 2: Convert to fraction form
    8,930.56/13,392.32 = 3,085.44/x
  3. Step 3: Cross multiply
    8,930.56x = 13,392.32 × 3,085.44
  4. Step 4: Simplify right side
    8,930.56x = 41,321,199.82
  5. Step 5: Solve for x
    x = 41,321,199.82/8,930.56
  6. Step 6: Final answer
    x = 4,626.94

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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.