Home / 9,215.94-13,824.33-2,643.06

Finding the Fourth Proportional to 9,215.94, 13,824.33 and 2,643.06

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Solution

The fourth proportional to 9,215.94, 13,824.33 and 2,643.06 is: 3,964.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.94 : 13,824.33 = 2,643.06 : x
  2. Step 2: Convert to fraction form
    9,215.94/13,824.33 = 2,643.06/x
  3. Step 3: Cross multiply
    9,215.94x = 13,824.33 × 2,643.06
  4. Step 4: Simplify right side
    9,215.94x = 36,538,533.65
  5. Step 5: Solve for x
    x = 36,538,533.65/9,215.94
  6. Step 6: Final answer
    x = 3,964.71

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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.