Home / 5,051.75-6,971.46-2,955.92

Finding the Fourth Proportional to 5,051.75, 6,971.46 and 2,955.92

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Solution

The fourth proportional to 5,051.75, 6,971.46 and 2,955.92 is: 4,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.75 : 6,971.46 = 2,955.92 : x
  2. Step 2: Convert to fraction form
    5,051.75/6,971.46 = 2,955.92/x
  3. Step 3: Cross multiply
    5,051.75x = 6,971.46 × 2,955.92
  4. Step 4: Simplify right side
    5,051.75x = 20,607,078.04
  5. Step 5: Solve for x
    x = 20,607,078.04/5,051.75
  6. Step 6: Final answer
    x = 4,079.20

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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.