Home / 7,371.97-10,176.80-4,720.92

Finding the Fourth Proportional to 7,371.97, 10,176.80 and 4,720.92

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Solution

The fourth proportional to 7,371.97, 10,176.80 and 4,720.92 is: 6,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.97 : 10,176.80 = 4,720.92 : x
  2. Step 2: Convert to fraction form
    7,371.97/10,176.80 = 4,720.92/x
  3. Step 3: Cross multiply
    7,371.97x = 10,176.80 × 4,720.92
  4. Step 4: Simplify right side
    7,371.97x = 48,043,858.66
  5. Step 5: Solve for x
    x = 48,043,858.66/7,371.97
  6. Step 6: Final answer
    x = 6,517.10

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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.