Home / 9,215.98-13,824.88-3,952.80

Finding the Fourth Proportional to 9,215.98, 13,824.88 and 3,952.80

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Solution

The fourth proportional to 9,215.98, 13,824.88 and 3,952.80 is: 5,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.98 : 13,824.88 = 3,952.80 : x
  2. Step 2: Convert to fraction form
    9,215.98/13,824.88 = 3,952.80/x
  3. Step 3: Cross multiply
    9,215.98x = 13,824.88 × 3,952.80
  4. Step 4: Simplify right side
    9,215.98x = 54,646,975.78
  5. Step 5: Solve for x
    x = 54,646,975.78/9,215.98
  6. Step 6: Final answer
    x = 5,929.59

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1.5x scale

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.