Home / 7,917.06-11,875.59-3,754.81

Finding the Fourth Proportional to 7,917.06, 11,875.59 and 3,754.81

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Solution

The fourth proportional to 7,917.06, 11,875.59 and 3,754.81 is: 5,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.06 : 11,875.59 = 3,754.81 : x
  2. Step 2: Convert to fraction form
    7,917.06/11,875.59 = 3,754.81/x
  3. Step 3: Cross multiply
    7,917.06x = 11,875.59 × 3,754.81
  4. Step 4: Simplify right side
    7,917.06x = 44,590,532.13
  5. Step 5: Solve for x
    x = 44,590,532.13/7,917.06
  6. Step 6: Final answer
    x = 5,632.21

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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.