Home / 12,582.98-17,364.71-6,917.97

Finding the Fourth Proportional to 12,582.98, 17,364.71 and 6,917.97

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Solution

The fourth proportional to 12,582.98, 17,364.71 and 6,917.97 is: 9,546.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.98 : 17,364.71 = 6,917.97 : x
  2. Step 2: Convert to fraction form
    12,582.98/17,364.71 = 6,917.97/x
  3. Step 3: Cross multiply
    12,582.98x = 17,364.71 × 6,917.97
  4. Step 4: Simplify right side
    12,582.98x = 120,128,542.84
  5. Step 5: Solve for x
    x = 120,128,542.84/12,582.98
  6. Step 6: Final answer
    x = 9,546.91

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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.