Home / 8,255.62-12,383.85-3,060.28

Finding the Fourth Proportional to 8,255.62, 12,383.85 and 3,060.28

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Solution

The fourth proportional to 8,255.62, 12,383.85 and 3,060.28 is: 4,590.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.62 : 12,383.85 = 3,060.28 : x
  2. Step 2: Convert to fraction form
    8,255.62/12,383.85 = 3,060.28/x
  3. Step 3: Cross multiply
    8,255.62x = 12,383.85 × 3,060.28
  4. Step 4: Simplify right side
    8,255.62x = 37,898,048.48
  5. Step 5: Solve for x
    x = 37,898,048.48/8,255.62
  6. Step 6: Final answer
    x = 4,590.58

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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.