Home / 7,937.98-11,905.35-3,005.92

Finding the Fourth Proportional to 7,937.98, 11,905.35 and 3,005.92

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Solution

The fourth proportional to 7,937.98, 11,905.35 and 3,005.92 is: 4,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.98 : 11,905.35 = 3,005.92 : x
  2. Step 2: Convert to fraction form
    7,937.98/11,905.35 = 3,005.92/x
  3. Step 3: Cross multiply
    7,937.98x = 11,905.35 × 3,005.92
  4. Step 4: Simplify right side
    7,937.98x = 35,786,529.67
  5. Step 5: Solve for x
    x = 35,786,529.67/7,937.98
  6. Step 6: Final answer
    x = 4,508.27

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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.