Home / 5,052-6,971.79-2,955.72

Finding the Fourth Proportional to 5,052, 6,971.79 and 2,955.72

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Solution

The fourth proportional to 5,052, 6,971.79 and 2,955.72 is: 4,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052 : 6,971.79 = 2,955.72 : x
  2. Step 2: Convert to fraction form
    5,052/6,971.79 = 2,955.72/x
  3. Step 3: Cross multiply
    5,052x = 6,971.79 × 2,955.72
  4. Step 4: Simplify right side
    5,052x = 20,606,659.14
  5. Step 5: Solve for x
    x = 20,606,659.14/5,052
  6. Step 6: Final answer
    x = 4,078.91

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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.