Home / 12,259.26-16,917.66-6,670.26

Finding the Fourth Proportional to 12,259.26, 16,917.66 and 6,670.26

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Solution

The fourth proportional to 12,259.26, 16,917.66 and 6,670.26 is: 9,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.26 : 16,917.66 = 6,670.26 : x
  2. Step 2: Convert to fraction form
    12,259.26/16,917.66 = 6,670.26/x
  3. Step 3: Cross multiply
    12,259.26x = 16,917.66 × 6,670.26
  4. Step 4: Simplify right side
    12,259.26x = 112,845,190.79
  5. Step 5: Solve for x
    x = 112,845,190.79/12,259.26
  6. Step 6: Final answer
    x = 9,204.89

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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.