Home / 11,582.50-15,983.83-6,277.32

Finding the Fourth Proportional to 11,582.50, 15,983.83 and 6,277.32

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Solution

The fourth proportional to 11,582.50, 15,983.83 and 6,277.32 is: 8,662.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.50 : 15,983.83 = 6,277.32 : x
  2. Step 2: Convert to fraction form
    11,582.50/15,983.83 = 6,277.32/x
  3. Step 3: Cross multiply
    11,582.50x = 15,983.83 × 6,277.32
  4. Step 4: Simplify right side
    11,582.50x = 100,335,615.74
  5. Step 5: Solve for x
    x = 100,335,615.74/11,582.50
  6. Step 6: Final answer
    x = 8,662.69

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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.