Home / 7,767.43-10,719.36-4,625.44

Finding the Fourth Proportional to 7,767.43, 10,719.36 and 4,625.44

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Solution

The fourth proportional to 7,767.43, 10,719.36 and 4,625.44 is: 6,383.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.43 : 10,719.36 = 4,625.44 : x
  2. Step 2: Convert to fraction form
    7,767.43/10,719.36 = 4,625.44/x
  3. Step 3: Cross multiply
    7,767.43x = 10,719.36 × 4,625.44
  4. Step 4: Simplify right side
    7,767.43x = 49,581,729.72
  5. Step 5: Solve for x
    x = 49,581,729.72/7,767.43
  6. Step 6: Final answer
    x = 6,383.29

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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.