Home / 4,721.09-6,515.27-2,704.87

Finding the Fourth Proportional to 4,721.09, 6,515.27 and 2,704.87

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Solution

The fourth proportional to 4,721.09, 6,515.27 and 2,704.87 is: 3,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.09 : 6,515.27 = 2,704.87 : x
  2. Step 2: Convert to fraction form
    4,721.09/6,515.27 = 2,704.87/x
  3. Step 3: Cross multiply
    4,721.09x = 6,515.27 × 2,704.87
  4. Step 4: Simplify right side
    4,721.09x = 17,622,948.84
  5. Step 5: Solve for x
    x = 17,622,948.84/4,721.09
  6. Step 6: Final answer
    x = 3,732.81

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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.