Home / 7,743.48-11,623.41-4,823.79

Finding the Fourth Proportional to 7,743.48, 11,623.41 and 4,823.79

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Solution

The fourth proportional to 7,743.48, 11,623.41 and 4,823.79 is: 7,240.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.48 : 11,623.41 = 4,823.79 : x
  2. Step 2: Convert to fraction form
    7,743.48/11,623.41 = 4,823.79/x
  3. Step 3: Cross multiply
    7,743.48x = 11,623.41 × 4,823.79
  4. Step 4: Simplify right side
    7,743.48x = 56,068,888.92
  5. Step 5: Solve for x
    x = 56,068,888.92/7,743.48
  6. Step 6: Final answer
    x = 7,240.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.