Home / 5,180.21-7,809.37-4,846.13

Finding the Fourth Proportional to 5,180.21, 7,809.37 and 4,846.13

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Solution

The fourth proportional to 5,180.21, 7,809.37 and 4,846.13 is: 7,305.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.21 : 7,809.37 = 4,846.13 : x
  2. Step 2: Convert to fraction form
    5,180.21/7,809.37 = 4,846.13/x
  3. Step 3: Cross multiply
    5,180.21x = 7,809.37 × 4,846.13
  4. Step 4: Simplify right side
    5,180.21x = 37,845,198.01
  5. Step 5: Solve for x
    x = 37,845,198.01/5,180.21
  6. Step 6: Final answer
    x = 7,305.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.