Home / 12,582.25-17,364.59-6,994.33

Finding the Fourth Proportional to 12,582.25, 17,364.59 and 6,994.33

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Solution

The fourth proportional to 12,582.25, 17,364.59 and 6,994.33 is: 9,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.25 : 17,364.59 = 6,994.33 : x
  2. Step 2: Convert to fraction form
    12,582.25/17,364.59 = 6,994.33/x
  3. Step 3: Cross multiply
    12,582.25x = 17,364.59 × 6,994.33
  4. Step 4: Simplify right side
    12,582.25x = 121,453,637.80
  5. Step 5: Solve for x
    x = 121,453,637.80/12,582.25
  6. Step 6: Final answer
    x = 9,652.78

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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.