Home / 12,208.74-16,847.26-6,830.25

Finding the Fourth Proportional to 12,208.74, 16,847.26 and 6,830.25

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Solution

The fourth proportional to 12,208.74, 16,847.26 and 6,830.25 is: 9,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208.74 : 16,847.26 = 6,830.25 : x
  2. Step 2: Convert to fraction form
    12,208.74/16,847.26 = 6,830.25/x
  3. Step 3: Cross multiply
    12,208.74x = 16,847.26 × 6,830.25
  4. Step 4: Simplify right side
    12,208.74x = 115,071,022.66
  5. Step 5: Solve for x
    x = 115,071,022.66/12,208.74
  6. Step 6: Final answer
    x = 9,425.30

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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.