Home / 4,721.30-6,515.06-2,704.47

Finding the Fourth Proportional to 4,721.30, 6,515.06 and 2,704.47

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Solution

The fourth proportional to 4,721.30, 6,515.06 and 2,704.47 is: 3,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.30 : 6,515.06 = 2,704.47 : x
  2. Step 2: Convert to fraction form
    4,721.30/6,515.06 = 2,704.47/x
  3. Step 3: Cross multiply
    4,721.30x = 6,515.06 × 2,704.47
  4. Step 4: Simplify right side
    4,721.30x = 17,619,770.80
  5. Step 5: Solve for x
    x = 17,619,770.80/4,721.30
  6. Step 6: Final answer
    x = 3,731.98

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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.