Home / 9,958.35-13,737.96-5,972.61

Finding the Fourth Proportional to 9,958.35, 13,737.96 and 5,972.61

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Solution

The fourth proportional to 9,958.35, 13,737.96 and 5,972.61 is: 8,239.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.35 : 13,737.96 = 5,972.61 : x
  2. Step 2: Convert to fraction form
    9,958.35/13,737.96 = 5,972.61/x
  3. Step 3: Cross multiply
    9,958.35x = 13,737.96 × 5,972.61
  4. Step 4: Simplify right side
    9,958.35x = 82,051,477.28
  5. Step 5: Solve for x
    x = 82,051,477.28/9,958.35
  6. Step 6: Final answer
    x = 8,239.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.