Home / 12,584.28-17,366.28-6,995.28

Finding the Fourth Proportional to 12,584.28, 17,366.28 and 6,995.28

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Solution

The fourth proportional to 12,584.28, 17,366.28 and 6,995.28 is: 9,653.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.28 : 17,366.28 = 6,995.28 : x
  2. Step 2: Convert to fraction form
    12,584.28/17,366.28 = 6,995.28/x
  3. Step 3: Cross multiply
    12,584.28x = 17,366.28 × 6,995.28
  4. Step 4: Simplify right side
    12,584.28x = 121,481,991.16
  5. Step 5: Solve for x
    x = 121,481,991.16/12,584.28
  6. Step 6: Final answer
    x = 9,653.47

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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.