Home / 11,582.58-15,983.70-6,277.32

Finding the Fourth Proportional to 11,582.58, 15,983.70 and 6,277.32

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Solution

The fourth proportional to 11,582.58, 15,983.70 and 6,277.32 is: 8,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.58 : 15,983.70 = 6,277.32 : x
  2. Step 2: Convert to fraction form
    11,582.58/15,983.70 = 6,277.32/x
  3. Step 3: Cross multiply
    11,582.58x = 15,983.70 × 6,277.32
  4. Step 4: Simplify right side
    11,582.58x = 100,334,799.68
  5. Step 5: Solve for x
    x = 100,334,799.68/11,582.58
  6. Step 6: Final answer
    x = 8,662.56

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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.